In the Following Two-Person Zero-Sum Game, the Payoffs Represent Gains

Multiple Choice

In the following two-person zero-sum game, the payoffs represent gains to the row player I and losses to column player II. The minimax strategy of player II is:

A) to always play the first column.
B) to always play the second column.
C) to always play the third column.
D) to play two or more of the columns.