这道题怎么解读啊

NO.PZ2023081403000147 问题如下 Q. A composition of ROE for Company A anCompany B is follows:Exhibit 1: ROE for Company A anCompany Banalyst is most likely to conclu that: A.Company A’s ROE is higher thCompany B’s in FY15, anone explanation consistent with the ta is thCompany A mhave purchasenew, more efficient equipment. B.the fferenbetween the two companies’ ROE in FY15 is very small anCompany A’s ROE remains similto Company B’s ROE mainly e to Company A increasing its financileverage. C.Company A’s ROE is higher thCompany B’s in FY15, anone explanation consistent with the ta is thCompany A hma a strategic shift to a promix with higher profit margins. B is correct. The fferenbetween the two companies’ ROE in FY15 is very small anis mainly the result of Company A’s increase in its financileverage, incatethe increase in its Assets/Equity ratio from 2 to 4. The impaof efficienon ROE is inticfor the two companies, incateboth companies’ asset turnover ratios of 1.5. Furthermore, if Company A hpurchasenewer equipment to replaolr, preciateequipment, then the company’s asset turnover ratio (computesales/assets) woulhave cline assuming constant sales. Company A hexperiencea significant cline in its operating margin, from 10 percent to 7 percent which, all else equal, woulnot suggest thit is selling more procts with higher profit margins. 因为还没学到pont五分法

NO.PZ2023081403000147 问题如下 Q. A composition of ROE for Company A anCompany B is follows:Exhibit 1: ROE for Company A anCompany Banalyst is most likely to conclu that: A.Company A’s ROE is higher thCompany B’s in FY15, anone explanation consistent with the ta is thCompany A mhave purchasenew, more efficient equipment. B.the fferenbetween the two companies’ ROE in FY15 is very small anCompany A’s ROE remains similto Company B’s ROE mainly e to Company A increasing its financileverage. C.Company A’s ROE is higher thCompany B’s in FY15, anone explanation consistent with the ta is thCompany A hma a strategic shift to a promix with higher profit margins. B is correct. The fferenbetween the two companies’ ROE in FY15 is very small anis mainly the result of Company A’s increase in its financileverage, incatethe increase in its Assets/Equity ratio from 2 to 4. The impaof efficienon ROE is inticfor the two companies, incateboth companies’ asset turnover ratios of 1.5. Furthermore, if Company A hpurchasenewer equipment to replaolr, preciateequipment, then the company’s asset turnover ratio (computesales/assets) woulhave cline assuming constant sales. Company A hexperiencea significant cline in its operating margin, from 10 percent to 7 percent which, all else equal, woulnot suggest thit is selling more procts with higher profit margins. A和B的ROE是similar的，这个和A的financileverage上升有什么因果关系吗？

NO.PZ2023081403000147 问题如下 Q. A composition of ROE for Company A anCompany B is follows:Exhibit 1: ROE for Company A anCompany Banalyst is most likely to conclu that: A.Company A’s ROE is higher thCompany B’s in FY15, anone explanation consistent with the ta is thCompany A mhave purchasenew, more efficient equipment. B.the fferenbetween the two companies’ ROE in FY15 is very small anCompany A’s ROE remains similto Company B’s ROE mainly e to Company A increasing its financileverage. C.Company A’s ROE is higher thCompany B’s in FY15, anone explanation consistent with the ta is thCompany A hma a strategic shift to a promix with higher profit margins. B is correct. The fferenbetween the two companies’ ROE in FY15 is very small anis mainly the result of Company A’s increase in its financileverage, incatethe increase in its Assets/Equity ratio from 2 to 4. The impaof efficienon ROE is inticfor the two companies, incateboth companies’ asset turnover ratios of 1.5. Furthermore, if Company A hpurchasenewer equipment to replaolr, preciateequipment, then the company’s asset turnover ratio (computesales/assets) woulhave cline assuming constant sales. Company A hexperiencea significant cline in its operating margin, from 10 percent to 7 percent which, all else equal, woulnot suggest thit is selling more procts with higher profit margins. 那如果销售额和asset都是增加的话，A是不是就合理了呢？

NO.PZ2023081403000147 问题如下 Q. A composition of ROE for Company A anCompany B is follows:Exhibit 1: ROE for Company A anCompany Banalyst is most likely to conclu that: A.Company A’s ROE is higher thCompany B’s in FY15, anone explanation consistent with the ta is thCompany A mhave purchasenew, more efficient equipment. B.the fferenbetween the two companies’ ROE in FY15 is very small anCompany A’s ROE remains similto Company B’s ROE mainly e to Company A increasing its financileverage. C.Company A’s ROE is higher thCompany B’s in FY15, anone explanation consistent with the ta is thCompany A hma a strategic shift to a promix with higher profit margins. B is correct. The fferenbetween the two companies’ ROE in FY15 is very small anis mainly the result of Company A’s increase in its financileverage, incatethe increase in its Assets/Equity ratio from 2 to 4. The impaof efficienon ROE is inticfor the two companies, incateboth companies’ asset turnover ratios of 1.5. Furthermore, if Company A hpurchasenewer equipment to replaolr, preciateequipment, then the company’s asset turnover ratio (computesales/assets) woulhave cline assuming constant sales. Company A hexperiencea significant cline in its operating margin, from 10 percent to 7 percent which, all else equal, woulnot suggest thit is selling more procts with higher profit margins. 如题，如果换新设备，EBIT margin和asset turnover会不会都变化？关键是我没办法判别到底是换新设备的单位花销带来的效率是否提升，所以我也没法判别asset turnover是升还是降？请老师明示，谢谢。