I need your help to Check my answers

Question

anonymous · Answer

Each of the sentences provided may contain a grammar or usage error. Read each sentence and then identify its error, if there is one, by choosing the appropriate letter. If there is no error in the sentence, choose no error.

 

When you completed your homework so diligent, I knew that you had changed your attitude about accomplishing your academic goals.

	
A.no error
	
B.accomplishing your academic goals
	
C.had changed your attitude
	
D.I knew
	
E.completed your homework so diligent

I say C.

anonymous · Answer

@paki and @ParthKohli

like1234 · Answer

i think your right

kianna2257 · Answer

I think it's E, because the sentence doesn't make that much sense. I should be "When you completed your homework so diligently, I knew that you had changed your attitude about accomplishing you academic goals." That would be a better way to say that sentence so the answer is E.