问题如下：
With respect to the capital asset pricing model, the primary determinant of expected return of an individual asset is the:
选项：
A.asset’s beta.
B.market risk premium.
C.asset’s standard deviation.
解释：
A is correct.
The CAPM shows that the primary determinant of expected return for an individual asset is its beta, or how well the asset correlates with the market.
请问为什么不是risk premium？还是没看懂
