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【单选题】
以下关于资产收益相关性的说法正确的是( )。
A.
资产收益质检的相关性影响投资组合的风险
B.
资产收益质检的相关性影响投资组合的预期收益率
C.
资产收益质检的相关性既影响投资组合的风险,又不影响投资组合的预期收率
D.
资产收益质检的相关性不影响投资组合的风险,也不影响投资组合的预期收率
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