Response to project proposal feedback
If you believe you have been unfairly graded, stick to the facts in writing to your professor. Don't argue &quot;I should get a higher grade.&quot; Instead, frame it as a question.

Dear Prof. X
I am confused about a couple of the comments you made in grading my paper.

On page A, you said &quot;B,&quot; but I found (cite literature supporting your claim).
[Repeat for each comment you'd like a response to.]

Could you please explain the discrepancy?
[Closings.]

This usually works better as a way of requesting a regrade than saying &quot;I deserve a higher grade because [reasons].&quot;