When explaining other people's behavior,the tendency to overemphasize personality traits and underestimate situation factors is referred to as the

A) actor/observer bias.
B) fundamental attribution error.
C) ingroup/outgroup bias.
D) self-fulfilling prophecy.

Fundamental Attribution Error

The fundamental attribution error is a cognitive bias where people disproportionately attribute others' actions to their personality or disposition rather than situational factors.

Actor/Observer Bias

The tendency to attribute one's own actions to external causes while attributing others' actions to their internal characteristics.

Ingroup/Outgroup Bias

The tendency to favor members of one's own group (the ingroup) over those from different groups (outgroup), often leading to prejudice and discrimination.