Which of the following demonstrates the role of chemistry in getting ready for school in the morning? A. A hairdryer blows hot air when it is turned on. B. A mirror reflects light in a way that allows

Which of the following demonstrates the role of chemistry in getting ready for school in the morning?

A. A hairdryer blows hot air when it is turned on.

B. A mirror reflects light in a way that allows you to see your reflection.

C. Soap cleans dirt and grease from your skin.

D. Hot and cold water can be mixed together to make warm water.