Answer:

A society is choosing to replace its nuclear power plants with more sustainable geothermal power plants. Which of the following is an advantage to switching to geothermal power?
A. It can contaminate groundwater.
B. It uses a renewable resource.
C. It consumes a radioactive material.
D. It produces more hazardous waste.
Explanation:

Answer:
Water concentration,Salts concentration will most likely make it hard for the fish to survive.
Explanation:
C is the answer to your problem
Answer:
I think its A. Valley Formations !
Explanation:
I apolgize if i'm wrong