Shawna,who Notices That Her Sister Volunteers in Many Charitable Organizations,believes

Shawna,who notices that her sister volunteers in many charitable organizations,believes that her sister is a very caring,giving person.Shawna's explanation of her sister's behavior is an example of

A) a situational attribution.
B) cognitive dissonance.
C) the foot-in-the-door phenomenon.
D) a dispositional attribution.