The Major Question When Evaluating the Performance of a Portfolio

The major question when evaluating the performance of a portfolio is:

A) "Does the portfolio match the investor characteristics of the individual investor?"
B) "Does the expected return of the portfolio meet the needs of the individual investor?"
C) "Is the return on the portfolio adequate to compensate for the risk taken?"
D) "Is the risk on the portfolio in line with the personal characteristics of the investor?"