Explanation:
1. Ethanol is a renewable fuel and is used in agricultural feed like , sugarcane , potato , corn , etc .
Hence , it is important to use ethanol as a fuel .
2.
Yes , it is necessary for each and every individual to use ethanol fuel for their day to day activities .
3.
Yes ,
the production of ethanol can be subsidized , by giving the tax rebate to the workers of the bio ethanol .
For example , in 2005 and 2009 , 17 billion USA dollars ethanol were subsidized .