WBCS.LIVE practice question

How CNG is a cleaner fuel? I. It produces oxides of sulphur and Nitrogen in very small amounts. II. It makes environment less polluted. III.It emits less greenhouse gases.

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Only I and II
  2. Only II and III
  3. Only I and III
  4. I, II and III

Correct answer and explanation

Correct answer: I, II and III