In this task, you are given a question and an answer, you would be asked to create the sentence based on the Question-Answer provided. It should be contained within the Question-Answer provided.

Ex Input:
Question: How does the liquid in a thermometer respond to heat or cold? Answer: expands or contracts

Ex Output:
The liquid in a thermometer expands or contracts to respond to heat or cold.

Ex Input:
Question: What kind of system do echinoderms possess? Answer: water-based circulatory

Ex Output:
Echinoderms possess a water-based circulatory system.

Ex Input:
Question: What is a form of matter that has a definite shape and volume? Answer: solid

Ex Output:
Solid is a form of matter that has a definite shape and volume.