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) Being a rainy day, we stayed indoors and watched movies.

B) Each of the students were given a set of questions to solve.

C) I have never seen such a beautiful sunset before.