Question

China's "Three Gorges Dam" is the largest hydroelectric dam in the world. What is the main purpose of a hydroelectric dam?
A) to create jobs
B) to provide power
C) to irrigate land
D) to help fishermen

Answer 1

Dams use hydroelectricity to power towns and cities, so I would go with B) provide power

Answer 2

Hello!

The answer to your question is:

to provide power

Hope it helps!~