Respuesta :
Answer: 2) Devise methods to recycle the waste and dispose of it safely.
Explanation:
A petroleum refinery is an industrial process in which the crude oil is transformed into commercial products such as petroleum. The organic wastes such as fuels not required are generally released in the nearby water body. Instead of doing this the waste should be recycled in the same industry into useable products. This will prevent the pollution of land, water and soil.
On the basis of the above description, 2) Devise methods to recycle the waste and dispose of it safely. is the correct option.