TASK DEFINITION: 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.
PROBLEM: Fact: Most invertebrates have a more complex nervous system.

SOLUTION: Invertebrates.

PROBLEM: Fact: a stove is used for cooking by generating heat.

SOLUTION: a stove is used to cook food.

PROBLEM: Fact: a seismometer is used to measure the strength or magnitude of an earthquake.

SOLUTION:
earthquake cause.