Answer the following question given this paragraph: 

Electromagnets find use in many practical applications. Electromagnets are used to lift large masses of magnetic materials such as scrap iron, rolls of steel, and auto parts.


Q: What are used to lift large masses of magnetic materials such as scrap iron, rolls of steel, and auto parts?

 Choices:

- Glue

- Tape

- screws

- electromagnets

A:
electromagnets
