In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.

[Q]: Question: Which is least likely to need to take in air? Answer: a zooplankton.
[A]: the respiratory system takes in oxygen from the air


[Q]: Question: the ring of fire is made up of? Answer: immersed lava vents.
[A]: volcanoes are often found under oceans


[Q]: Question: Fossil fuels? Answer: are a dwindling commodity.
[A]:
fossil fuels are a nonrenewable resource