Why does the author include this in the selection?
A to explain why water is so important to living things
B to prove how water is identified on planets in space
C to show how water compares to other objects
D to argue why water is not always needed for living things
The correct answer is A to explain why water is so important to living things.
Including this information helps the author highlight the essential role that water plays in sustaining life, emphasizing its significance in biological processes and ecosystems. Understanding this importance aids readers in appreciating the necessity of water for survival.