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).

The Indian radio which was previously controlled by the British rulers is free now from the narrow vested interests.

A.

The Indian radio

B.

which was previously controlled by the British rulers

C.

is free now from the narrow vested interests.

D.

No error.

Correct answer is C

is now free from the narrow vested interests.