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.

Q: Who is the host of khatron ke khiladi 2017?

A: Rohit Shetty
****
Q: Who has the best winning percentage in college football history?

A: Michigan
****
Q: Who played spike in buffy the vampire slayer?

A:
James Wesley Marsters
****