Selective perception is the tendency not to notice and more quickly forget stimuli that cause emotional discomfort and contradict our prior beliefs. For example, a teacher may have a favorite student because they are biased by in-group favoritism. The teacher ignores the student's poor attainment.
Decision making is the cognitive process of selecting a course of action from among multiple alternatives. Common examples include shopping, deciding what to eat, and deciding whom or what to vote for in an election or referendum. Decision making is said to be a psychological construct.