The Present Aim Standard of Rationality

The present aim standard of rationality:

A) assumes that people's goals are themselves a choice variable and that people's choices about which goals to pursue are made efficiently.
B) takes people's goals as given and assumes that people are efficient at pursuing whatever goals they happen to hold at the moment of action.
C) assumes that people act in their own self-interest because cooperating with others is irrational.
D) argues that people are only able behave rationally if they are aware of how their actions affect others.