The expected impact of unanticipated macroeconomic events on a security$\text{'}$s return during the period is:

Multiple Choice

zero.

infinite.

proportional to the firm's beta.

included in the secuxiII$\text{'}$s expected return.

equal to the risk$-$free rate.The expected impact of unanticipated macroeconomic events on a security$\text{'}$s return during the period is:

Multiple Choice

zero.

infinite.

proportional to the firm's beta.

included in the secuxiII$\text{'}$s expected return.

equal to the risk$-$free rate.