Which of the Following Is Most Consistent with the Concept

Multiple Choice

Which of the following is most consistent with the concept of a Nash equilibrium?

A) A firm chooses its strategy with regard to pricing in collusion with another firm.
B) A player optimizes his/her outcome in a game by making his/her choice only after the other player has made his/her choice.
C) A firm makes its choice to optimize output without concerning itself as to what other firms are doing.
D) The players always optimize their level of output and no other variable.