What Is the Portfolio Variance If 30% Is Invested in Share

Multiple Choice

What is the portfolio variance if 30% is invested in share S and 70% is invested in share T?
$\begin{array} { | l | l | l | l | } \hline & & \multicolumn{3}{|c|} { \text { Returns if State Occurs } } \\\hline \text { State of Economy } & \text { Probability of State of Economy } & \text { Share S } & \text { Share T } \\\hline \text { Boom } & 40 \% & 12 \% & 20 \% \\\hline \text { Normal } & 60 \% & 6 \% & 4 \% \\\hline\end{array}$

A) .002220
B) .004056
C) .006224
D) .008080
E) .098000