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.

[EX Q]: Fact: living underground can be used for hiding from predators.
[EX A]: animals that live underground.

[EX Q]: Fact: using cell phones can cause people to become distracted.
[EX A]: cell phone communicate.

[EX Q]: Fact: Blood type is important for medical reasons.
[EX A]:
blood type a b o.