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).
Shanghai is bigger than any city of the world.
Shanghai is
bigger than any city
of the world
No error.
Correct answer is B
bigger than any other city