Directions: In each of the questions below, three sentences are given that may or may not contain an error. Choose the one that is grammatically as well as contextually correct and meaningful. If all the sentences are correct, mark 'All are correct' as your answer.

A) Neither the manager nor the employees were willing to compromise.

B) There is many ways to solve this equation, depending on the method used.

C) He insisted that she goes with him to the interview.