In comparison to or with?

[belly_ttt]

John is very lazy _______ to the other students
a) as comparison
b) comparing
c) as comparing
d) in comparison

(Taken from the ecpe exam)

The answer is d, but I think in comparison with, not to

 

[Hi_there_Carl]

Sorry belly....

"John is very lazy in comparison to the other students" is correct. This is because when you make this statement it is assumed that you are comparing John to each of the other students individually.

 

[belly_ttt]

Why sorry?
But according to Oxford dictionary, the idiom is in comparision with?

 

[Hi_there_Carl]

I thought you were in disagreement with the answer. My mistake