Match List-I (Fuel gases) with List-II (Major constituents) and select the correct answer using the codes given below the lists:
| List I | List II | ||
|---|---|---|---|
| A. | CNG | 1. | Carbon monoxide, Hydrogen |
| B. | Coal Gas | 2. | Butane, Propane |
| C. | LPG | 3. | Methane, Ethane |
| D. | Water Gas | 4. | Hydrogen, Methane, Carbon monoxide |
Code:
A B C D