Question

please tell me this following answer​

Answer 1

Answer:

option number d (Both are true)

Answer 2

Answer:

CNG is also credited as being the cleanest burning fuel in the market today. CNG burns cleaner than petroleum based products because of its lower carbon content. It produces the fewest emissions of all other fuels and contains significantly less pollutants than gasoline. CNG produces 20-30% fewer greenhouse gas emissions and 95% fewer tailpipe emissions than petroleum products. And because CNG fuel systems are completely sealed, CNG vehicles produce no evaporative emissions.

Explanation:

answer D.

both are true.