问题如下图：
选项：
A. 
B. 
C. 
解释：
statement 1里面提到的actual portfolio holdings，return based不是也是用actual holding 吗？只不过是历史数据而已？
NO.PZ2019012201000027问题如下 How many of the following statements about style analysis is incorrect? Statement 1 Holngs-basestyle analysis is more accurate threturns-baseanalysis because it uses the actuportfolio holngs. Statement 2 The limiteta makes holngs-basestyle analysis less effective. One Two None C is correct. 考点：Equity investment style classification 解析：题干中两个表述都是正确的。 请教 相较于return baseholng base个股 数据不是应该更全面吗？为什么会更无效？谢谢！
NO.PZ2019012201000027
问一道题：NO.PZ2019012201000027
问一道题：NO.PZ2019012201000027
问一道题：NO.PZ2019012201000027
