In the following sentence, one part has an error and the other parts are correct. Find out which part has an error and mark it as your answer. If there is no error, mark ‘No error’ as your answer.

The Tsunami struck at the stroke of midnight, (A) it caused a lot of damage to the country. (B) Cities after city has been destroyed in its wake. The scale of destruction is massive. (C) No error.(D)