Two firms are in a classic prisoner's dilemma type of competition. The Nash equilibrium for a one-shot game is for both firms to attack which results in lower payoffs for both firms than if they choose to cooperate. Which of the following is likely to result in the two firms choosing to cooperate? Group of answer choices None of these answers are correct. The game is played for two periods. The firms want to be known as good corporate partners. All of these answers are correct. The firms verbally agree to cooperate