TABLE 17-2
the Following Payoff Matrix Is Given $\quad$

TABLE 17-2
The following payoff matrix is given in dollars.

$\quad$ $\quad$ $\quad$ $\quad$ $\text {Action }$
$\begin{array} { c c c } \text { Event }& A & B \\\hline1 & 400 & 700 \\2 & 200 & 500\end{array}$

Suppose the probability of Event 1 is 0.5 and Event 2 is 0.5.
-Referring to Table 17-2, what is the optimal action using the EMV criterion?

A) Action A
B) Action B
C) either Action A or Action B
D) It cannot be determined.