Which of the following sentences best expresses the relationship between rocks and minerals?

The answer is: Rocks are made up of minerals.

Rocks and minerals are related in that rocks are composed of minerals. Rocks are classified according to the type of minerals they contain, as well as their texture and structure. Minerals are inorganic substances that typically have a crystalline structure and chemical composition that can vary greatly. Rocks are composed of one or more minerals, and the combination of minerals affects the type of rock formed. Rocks also consist of organic materials such as the remains of plants and animals. Rocks are the building blocks of the Earth's crust and the basis of the study of geology. Knowing the type and composition of rocks can give insight into the Earth's formation history, as well as how different rocks interact with each other. Understanding the relationship between rocks and minerals is essential to understanding Earth's geology.