问题如下图：
选项：
A. 
B. 
C. 
解释：
想请问为什么B选项不对？谢谢
NO.PZ2019012201000038 问题如下 A major fferenbetween formanheuristic risk measures is thformmeasures A.are baseon experienor practice. B.mlimit active managers’ ability to fully exploit their insights into expectereturns. C.require manager to estimate or prerisk. C is correct.考点AitionRisk Measures解析与基于经验的限制不同，正式的限制指标需要基金经理去主动计算或预测风险。 B哪里错了
NO.PZ2019012201000038 问题如下 A major fferenbetween formanheuristic risk measures is thformmeasures A.are baseon experienor practice. B.mlimit active managers’ ability to fully exploit their insights into expectereturns. C.require manager to estimate or prerisk. C is correct.考点AitionRisk Measures解析与基于经验的限制不同，正式的限制指标需要基金经理去主动计算或预测风险。 我觉得B也挺对的啊，统计的一些数据要求阻碍了基金经理主观投资意向。
NO.PZ2019012201000038 问题如下 A major fferenbetween formanheuristic risk measures is thformmeasures A.are baseon experienor practice. B.mlimit active managers’ ability to fully exploit their insights into expectereturns. C.require manager to estimate or prerisk. C is correct.考点AitionRisk Measures解析与基于经验的限制不同，正式的限制指标需要基金经理去主动计算或预测风险。 基于这里的回复https://class.pzacamy.com/qa/63874我可以这样理解么heuristic risk measures具有“are baseon experienor practice”formrisk measures不具有“are baseon experienor practice”但是“are baseon experienor practice.”不是主要区别对么？
NO.PZ2019012201000038问题如下A major fferenbetween formanheuristic risk measures is thformmeasuresA.are baseon experienor practice.B.mlimit active managers’ ability to fully exploit their insights into expectereturns.C.require manager to estimate or prerisk.C is correct.考点AitionRisk Measures解析与基于经验的限制不同，正式的限制指标需要基金经理去主动计算或预测风险。如题紫薯布丁啊啊啊啊啊
不是很理解heuristic和formrisk的区别？能分别举例吗？另外这个是在课程的哪里？可以给个截图吗？谢谢！
