Answer:
C. mixture
Explanation:
A mixture is an impure substance. It has the following properties;
- It's composition is indefinite
- Their constituents retain their identities i.e. physical properties are retained
- Constituents react differently to changed conditions
- They can easily be separated into constituents by physical methods.
Granite is a rock. A rock is usually formed by a combination of different minerals.
Granite is made up of many compounds and so it is a mixture.
