Suppose Sean and Yvette are playing a game in which both must simultaneously choose the action Left or Right. The payoff matrix that follows shows the payoff each person will earn a function of both of their choices. For example, the lower-right cell shows that if Sean chooses Right and Yvette chooses right, Sean will receive a payoff of 3 and Yvette will receive a payoff of 8. In the table, Sean's payoffs are shown first, and Yvette's second.

Left Right
Left 3, 7 2, 6
Right 4, 5 3, 8

The only dominant strategy in this game is for to choose.

a. Raphael; left

b. Susan; left

c. Raphael;right

d. Susan; right