Kerri is very happy when she finds out that she earned an A on her chemistry final exam because she earned a B on her midterm, which means her score has improved. Matt is very angry because he earned a B on the final, while Kerri earned an A. Kerri is using a comparison and Matt is using a comparison.

temporal; social

Explanation:

Kerri is using a __temporal comparison and Matt is using a __social comparison.

Temporal comparisons are performed inside an inner edge of reference, whereby people look at themselves across time. Kerri is comparing her scores across time, then it is a temporal comparison.

Social comparison hypothesis expresses that people decide their own social and individual worth dependent on how they stack facing others. Matt is comparing his scores to Kerri´s. Then, he is uisng social comparison.

the answer is d. amendments.