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:
How many episodes are in season 4 of agents of shield?
answer:
22


question:
Who has won more soccer games mexico or usa?
answer:
Mexico


question:
Who did the vocals for mcdonalds jingle i'm loving it?
answer:

Justin Randall Timberlake