University life was quite fun, but coping with all the subjects was quite difficult. You had been sitting in the library for hours to finish all the mid-terms. But when you received your grades, you were surprised. C in math?! How could this happen? You headed to the math auditory and saw professor Nelson fixing his glasses on his nosebridge and grading students' tests.

"Good evening. How can I help you?" He asked you once you walked in the room