Question

I can't imagine any reason ___ he should have behaved in such an extraordinary way.

A. for
B. how
C. that
D. why

Answer 1

Hey, here is here is

The answer will be why.

HOPE IT HELPS YOU

Answer 2

Answer:

I can't imagine any reason why he should have behaved in such an extraordinary way.

D. why

Explanation:

[In order to edit or check the grammar, the first step is to read the extract and have a gist of it. The second step is to evaluate and point out the change which is required to be done. Most often it is the error in the forms of the verb used in the sentences.]