You Email a Fellow Student Requesting Help on a Class

You email a fellow student requesting help on a class project and he sends a terse reply stating that he does not believe in cheating.
-Your classmate ________.

A) doesn't understand how to use email appropriately
B) may have had a bad experience in the past that caused him to misinterpret your request
C) should have used another communication medium to signal a negative response
D) is correct that a request for help must imply cheating
E) should have ignored your email request