NO.PZ2018070201000097
问题如下：
Which of the following shows the relationship of capital asset pricing model?
选项：
A. The capital market line.
B. The security market line.
C. The security characteristic line.
解释：
B is correct.
The security market line (SML) is the representation of the capital asset pricing model with beta risk on X-axis and expected return in Y-axis.
请问scl和sml有什么区别和联系？分别是什么应用？