Question

Which of the following fuels is considered environment friendly? A. Coal B. Petroleum C. Natural gas D. Firewood

Answer 1

Answer:

natural gas

Explanation:

since we already knew that coal and petroleum causes a massive pollution to the atmosphere, so that's not friendly for environment. Even firewood produces pollutes the air when it's burned .

so natural gases are alone eco friendly.

Answer 2

Answer:

Answer is C. Natural gas

Because it emits less carbon dioxide.