Economic question on true or false?

Question

. TRUE or FALSE? “If the prisoner’s dilemma is played once only, the dominant strategy equilibrium is both prisoners confessing to the robbery.”

Answer 1

True. No wait... it's false. Um, no it's true. Ah heck it's gotta be false. But it has to be true. No, no it's definitely false for sure true I mean false.

Answer 2

True

Answer 3

True.

Answer 4

true. because if one confesses while the other says nothing, than the one that confesses gets a better deal - the dominant strategy. however, unknwn to then till afterwards, they both confess, and both get the same jail term anyways (went over this in a lect like 2 weeks ago, yipee =) )