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

[EX Q]: Events are detected by sensory neurons.
[EX A]: Who detects events?

[EX Q]: A bicycle is a vehicle that requires level surfaces.
[EX A]: What does a bicycle require?

[EX Q]: teeth make some carnivores excellent predators.
[EX A]:
What kind of predators do teeth make?