Answer: The correct option is (C).
Step-by-step explanation:
The energy coming from the sun to the Earth's surface is called solar energy.
Ozone layer prevents the harmful radiation from entering the earth's surface. Due to the depletion in the ozone layer, some harmful radiation comes on the earth's surface.
Ultraviolet radiation is an electromagnetic wave. It is very harmful radiation. It can cause skin cancer and sun burn. This is the reason why we wear sunglasses to protect our eyes from UV rays.
Therefore, the correct answer is ultraviolet.