You want to ask your teacher for extra help, so you practice in your mind what you will say. This is an example of

O distress.
O eustress.
O a stressor.
O a mental rehearsal.

O a mental rehearsal.

The correct answer is "a mental rehearsal."

The correct answer is "a mental rehearsal." Mental rehearsals involve mentally practicing or imagining an activity or situation before actually doing it. In this case, you are practicing what you will say when asking your teacher for extra help. It can help you feel more confident and prepared for the actual conversation. Mental rehearsals are often used to improve performance in various situations, such as public speaking, sports, or important conversations.