Use the following payoff matrix for a simultaneous-move one-shot game to answer the accompanying questions. ! 0 Player2 00| || strategy | [ o | | F | Player 1 A | 19,4 | 915 [ 7,18 | 11,13 Y 8 | 81 | 17,7 [ 12,15 | 4,9 | a. What is player 1's optimal strategy? @ Strategy B O Player 1 does not have an optimal strategy. O Strategy A b. Determine player 1's equilibrium payoff