NO.PZ2023021601000020
问题如下：
A portfolio with equal parts invested in a risk-free asset and a risky portfolio will most likely lie on: (mock)选项：
A.the security market line. B.a capital allocation line. C.the efficient frontier.解释：
A capital allocation line shows possible combinations of a risky portfolio and the risk-free asset.如果这题有CML和CAL，这题选什么？