In this task, you are given a fact statement and question based on the fact. Your task is to generate the correct answer for the question. The answer needs to be generated using the context fact statement.

Q: Fact: a plant absorbs carbon dioxide from the air for photosynthesis. Question: Trees take in CO2 from the atmosphere for?

A: synthesizing food
****
Q: Fact: fossils are formed when layers of sediment cover the remains of organisms over time. Question: If enough dirt is able to accumulate over a carcass, then eventually that carcass may?

A: be solidified in stone
****
Q: Fact: an animal requires nutrients to grow and heal. Question: Animals are unable to grow or remain healthy without?

A:
proper sustenance
****