Directions: In the following sentence, one part of the sentence 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. Ignore the error of punctuation, if any.

As a lawyer for the American Civil Liberties /(A) Union, Ginsburg led the charge in a /(B) series of cases that guaranteed /(C) greater gender equality in various classes of the society./(D) No Error. /(E)