Consider the following :
1. Reduced dependency on crude oil imports.
2. Cut in carbon emissions.
3. Less water requirement for irrigation of biofuel crops.
4. Biofuel produces more energy than fossil fuels.
Which of the above is/are the correct significance of Ethanol (Biofuel) Blending?
1
1 and 2
2
3 and 4
3
2 and 3
4
1 and 4