In this task, you need to write a topic word from the given fact. The topic word must have at least one word overlap with the given fact. The topic word often involves adding a new word from a related concept. In your topic word, use at least one word from the given fact. Topic words with two or more words work best.

[Q]: Fact: a light bulb requires electrical energy to produce light.
[A]: coal can be used to create electricity.


[Q]: Fact: Climate influences plant growth, biodiversity, and adaptations of land organisms.
[A]: biodiversity increases survival.


[Q]: Fact: pathogens can cause disease.
[A]:
disease affects.