Respuesta :
D.
Before a test could be because you're unsure of how you will do.
During a test because you're unsure of how well you're doing or if you're getting the correct answers.
After a test could be because you're unsure of how well you did and what score you'll get on it.
Before a test could be because you're unsure of how you will do.
During a test because you're unsure of how well you're doing or if you're getting the correct answers.
After a test could be because you're unsure of how well you did and what score you'll get on it.
Answer:
the answer is (any of these) D
Explanation:
it happens do to the persons stress and wories so it can very to any one