Answer:
Friction can cause overheating in parts that rub together. It can also cause these parts to wear out. Polish, oil, and nonstick surfaces can decrease friction to make moving parts last longer and prevent overheating.
Explanation:
inflation occurs when price rise but the value of dollar remains the same.
1. Immigrants: A person who comes to live perminantly in a new country.
3. Someone who is learning from a skilled employer and getting minimum wage.
The answer is C) Extinction