Question

What is a benefit of hydroelectric power?

Hydroelectric power is a cheap and renewable source of electricity.

Hydroelectric power plants require high levels of maintenance.

Hydroelectric power helps purify water that passes through it.

Building a hydroelectric power plant has very little impact on the surrounding environment.

Answer 1

Hydroelectric power Is a cheap renewable source of electricity

Answer 2

Your answer is: Hydroelectric power is a cheap and renewable source of electricity.

Step-by-step explanation:

Hydropower is affordable. Hydropower provides low-cost electricity and durability over time compared to other sources of energy. Hope this helped and it's correct :)