Read the sentence below to find out whether there is any grammatical error in it. The error, if any, will be in one part of the sentence. Choose the option with that part as your answer. If there is no error, choose 'D' as your answer. (Ignore the errors of punctuation, if any).

When I get a cold it takes me weeks to shake it off.

A.

When I get a cold

B.

it takes me weeks

C.

to shake it off.

D.

No error.

Correct answer is A

When I catch cold