Natural gas is cleaner and more ___________ than coal and causes less pollution when spilled than oil.

1 exciting
2 expensive
3 extraordinary
4 efficient

Answer :

patr7ck25

Answer:

effcient

the way natural gasses are more efficient is because they are renewable. which means there is an infinite amount of that source of energy.

The answer to this question is 4 efficient.

Hope this helps

Other Questions