In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Who beat one direction to win x factor?
Matt Cardle

Who sings the song you find out who your friends are?
Tracy Lawrence

Who produces the most butter in the world?

Republic of India