Answer:
B. The rumble of thunder during a storm
Explanation:
A. Sunlight shining on a plant leaf
All visible light coming from different sources is a part of electromagnetic waves.
C. Radios receiving signals through air
Radio waves are part of electromagnetic waves which is of least energy and largest wavelength
D. Watching videos on a computer screen
While watching videos we are receiving the light waves from the television and other ultraviolet waves coming from the source. These both are part of electromagnetic waves
So correct answer will be
B. The rumble of thunder during a storm
because it is a part of sound waves which travel through air