Suppose Jim and Celia,a Married Couple,are Trying to Decide What

Multiple Choice

Suppose Jim and Celia,a married couple,are trying to decide what to do on a Friday.Jim would prefer to see Rambo X while Celia would prefer to see Das Auto,an arty foreign film.Both films are showing at the local Megaplex.The joy they receive from the films and seeing them together,or separately,is shown in the payoff matrix.Both Jim and Celia know the information contained in the payoff matrix.They purchase their tickets simultaneously,ignorant of the other's choice.
-Which of the following is NOT a requirement of a game?

A) Players.
B) Payoffs.
C) Dominant strategies.
D) Strategies.
E) Knowledge of the payoffs.