Tammy believes that Shane did well on the midterm because the professor really liked Shane's ideas.Which of the following is most clearly illustrated by Tammy's belief

A)  an external attribution
B)  an unstable attribution 
C)  an internal attribution
D)  a stable attribution

External Attribution

The process of inferring that a person's behavior is due to situational factors, rather than aspects of the person themselves.

Internal Attribution

The process of ascribing the cause of behaviors to internal characteristics of the individual rather than to external factors.

Stable Attribution

An individual's tendency to believe that a person's behavior or outcome is due to traits or situations that are consistent over time.