You Have Been Given This Probability Distribution for the Holding-Period

Multiple Choice

You have been given this probability distribution for the holding-period return for a stock: $\begin{array}{lcc} \text { Stock of the Economy } & \text { Probability} & \text {HPR } \\ \text { Boom } &0.40&22\%\\ \text { Normal growth } &0.35&11\%\\\text { Recession }&0.25&-9\%\end{array}$


What is the expected standard deviation for the stock?

A) 2.07%
B) 9.96%
C) 7.04%
D) 1.44%
E) None of the options are correct.