True or False: According to the rational choice theory, a rational self-regarding agent always tries to maximize the utility for oneself. Group of answer choices a. True b. FalseIn a Nash equilibrium, Group of answer choices a. Everyone is indifferent between playing all available actions. b. No one benefits by changing her actions, given everyone else's actions. c. Rationality ensures that all players get the best possible outcome. d. Everyone is always worse off than if they could cooperate