Given a statement and question, generate the answer to the question such that the answer is contained in the statement.

Q: statement: Going under trees can be used by animals to avoid predators, question: Who uses going under trees to avoid predators?

A: animals
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Q: statement: Bacteria may spread directly by touching a person's infected limb., question: Bacteria can spread directly by what?

A: touching a person's infected limb
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Q: statement: Negative images are used in hospital technology., question: What is used in hospital technology?

A:
Negative images
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