The theory of how people explain another's behavior by assuming it was caused by either internal or external reasons is identified as .

Attribution theory

Explanation:

Attribution theory attempts to explain how people explain another's behavior or event by assuming it was caused by either internal or external reasons. Ordinary people sometimes have explanations to the causes of an event or a human behavior, they are usually motivated to attribute cause to actions, events or behavior

For example, an individual can analyze and explain if another individual was angry because of a bad situation that occurred or because of bad tempered.

answer: c

explanation: i have done that passage before

the 2nd option is the answer