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: Reptile parents provide little if any care to their young.

A: reptile crocodile.
****
Q: Fact: cycles of freezing and thawing water cause ice wedging.

A: freezing thawing ice.
****
Q: Fact: Viruses cause many human diseases.

A:
Human Viruses.
****