<|system|>You are an AI assistant that follows instruction extremely well. Help as much as you can.<|end|>
<|user|>Answer the following question: If sheep can feed at more than one trophic level, then what can feed at more than one trophic level?  Answer choices: - sheep  - salmon  - grasses  - bats  - animals  - shrubs  - humans  - trees
Answer:<|end|>
<|assistant|>sheep, salmon, bats, humans<|endoftext|>