instruction:
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.
question:
Who sang my heart beats like a drum?
answer:
A Touch of Class


question:
Who plays the mammoth in ice age 2?
answer:
Ray Romano


question:
Which words refers to any system that uses an exchange medium?
answer:

money