The "Dilemma" in the Prisoner's Dilemma Is That

Multiple Choice

The "dilemma" in the prisoner's dilemma is that

A) one of the players cannot get the best outcome.
B) both players would be better off by cooperating, but not cooperating is a dominant strategy.
C) both players would be better off by not cooperating, but cooperating is a dominant strategy.
D) the player with first-mover advantage always gets the better outcome.