Which of these is anl advantage of hydropower

B. It has high power plant efficiency.

Explanation:

Hydropower is the renewable energy source that converts the potential energy of stored water into the kinetic energy of flowing water and uses the same to generate electricity. Since water stored at height has ample of potential energy, hydropower plants are highly efficient in generating the power.It has many disadvantages such as harmful effects on aquatic organisms by construction of dams and high cost of plant constriction.

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.

well, i believe that the answer is 2. : 3