Students in professor chu's psychology class scored much lower than normal on their latest exam, which was just before spring break. professor chu believes that students were preoccupied with the upcoming break and did not prepare well for the exam. professor chu's explanation for his students' exam performance is an example of

an attribution.        

Explanation:

Attribution is defined as the act of crediting a person for completing a task and for the quality of a specific person.

Attribution theory: The attribution theory is defined as the process of making an attribute by a person related to some events or behavior and can be distinguished as external or internal.

In an external attribution, a person explains an individual's behavior or an event is caused by external factors whereas in an internal attribution it is caused by internal factors such as abilities and traits.

answer; have joints that fail from excess by early the accumulated effects of unnoticed infections,all of these things are possible for a person born without the ability to feel pain;