问题如下:
Investors should use a portfolio approach to:
选项:
A. reduce risk.
B. monitor risk.
C. eliminate risk.
解释:
A is correct.
Combining assets into a portfolio should reduce the portfolio’s volatility. Specifically, "individuals and institutions should hold portfolios to reduce risk." As illustrated in the reading, however, risk reduction may not be as great during a period of dramatic economic change.
monitor risk 中文解释是什么呢?