Question

question 2
what water source does the hoover dam harness?
mississippi river
pacific ocean
colorado river
panama canal

Explanation:

The Hoover Dam is located on the Colorado River and harnesses its water for power - generation, water storage, etc. The Mississippi River is far from the Hoover Dam's location. The Pacific Ocean is not the water source directly harnessed by the dam. The Panama Canal is a man - made waterway and not related to the Hoover Dam's water source.

Answer:

C. Colorado River