W
ii

.
where people use fossil fuels, they create
a sound
b) pollution
c) light

Explanation:

Without more context on what the question is about, it is difficult to be sure.

If it is a physic or chemistry question, where people use fossil fuels, they create  energy, like A) sound , C) light and heat.

If it is about the environment, where people use fossil fuels, they create  B) pollution.

answer; technician a is correct; good luck;