Warm fronts are characterized by A. very hot temperatures.
B. A sudden rise in extremely hot and cold temperatures.
C. a slow rise in temperature, and humidity with light rain.
D. warm are being pushed out by cold air.

D. Warm air is pushed upward by cold air.

Explanation:

i believe it would be c: tons.

the sun's light combined with the visible wavelenghts form what is called ultraviolet radiation, which are the long waves at the end of a visible light sprectrum.

hope it ,

bioteacher101