The Table Below Shows the Payoff (Profit) Matrix of Firm

Multiple Choice

The table below shows the payoff (profit) matrix of Firm A and Firm B indicating the profit outcome that corresponds to each firm's pricing strategy (where $500 and $200 are the pricing strategies of two firms) . Table 11.2
-According to Table 11.2,if firm A follows its dominant strategy but firm B does not,firm A earns a profit of:

A) $50.
B) $40.
C) $60.
D) $45.
E) $42.