b和d选项错在哪里？

NO.PZ2022120701000080 问题如下 Investors typically aress the effects to risk-austereturns of ESG integration in portfolio management through: A.risk mitigation analpha generation. B.risk mitigation annamic asset allocation. C.factor risk allocation annamic asset allocation. The effects anbenefits of integrating ESG into portfolio management are increasingly wi area of stu Investors typically aress the effects to risk-austereturns of ESG integration in portfolio management through risk mitigation analpha generation Although investors have trationally employeESG analysis for risk mitigation, many are growing more comfortable with framing ESG a means to generate alph 我记得alpha是无风险利率 收益=α+β（1+x）是不是这个公式中的α？

NO.PZ2022120701000080问题如下 Investors typically aress the effects to risk-austereturns of ESG integration in portfolio management through:A.risk mitigation analpha generation.B.risk mitigation annamic asset allocation.C.factor risk allocation annamic asset allocation.The effects anbenefits of integrating ESG into portfolio management are increasingly wi area of stu Investors typically aress the effects to risk-austereturns of ESG integration in portfolio management through risk mitigation analpha generation Although investors have trationally employeESG analysis for risk mitigation, many are growing more comfortable with framing ESG a means to generate alpha这道题知识点在经典讲义哪里？

NO.PZ2022120701000080 问题如下 Investors typically aress the effects to risk-austereturns of ESG integration in portfolio management through: A.risk mitigation analpha generation. B.risk mitigation annamic asset allocation. C.factor risk allocation annamic asset allocation. The effects anbenefits of integrating ESG into portfolio management are increasingly wi area of stu Investors typically aress the effects to risk-austereturns of ESG integration in portfolio management through risk mitigation analpha generation Although investors have trationally employeESG analysis for risk mitigation, many are growing more comfortable with framing ESG a means to generate alph 看起来意思像是在问“投资者通过什么方式去解决ESG整合对于风险调整收益的影响”？ 不知道在问什么，这要怎么理解？

NO.PZ2022120701000080问题如下Investors typically aress the effects to risk-austereturns of ESG integration in portfolio management through:A.risk mitigation analpha generation.B.risk mitigation annamic asset allocation.C.factor risk allocation annamic asset allocation.The effects anbenefits of integrating ESG into portfolio management are increasingly wi area of stu Investors typically aress the effects to risk-austereturns of ESG integration in portfolio management through risk mitigation analpha generation Although investors have trationally employeESG analysis for risk mitigation, many are growing more comfortable with framing ESG a means to generate alpha谢谢老师！！！！！！！！！