Black revolution is related to-
A) Fish production
B) Coal production
C) Crude oil production
D) Mustard production
E) None of the above/ More than one of the above

Hint: A revolution is defined as the movement of one item around a centre or another object, the overthrow of a government by the people, or any abrupt or significant change. These include: Grey revolution, Blue revolution, green revolution and Black revolution.

Complete answer:
India's economy has grown, resulting in increasing commercial energy usage. This has resulted in increased oil dependability on a broader scale. Biofuels can help to reduce reliance on oil while simultaneously lowering greenhouse gas emissions. As a result, India's dark revolution gets a head start in promoting biofuels.

Let us look at the given options:
A) Fish production: This option is incorrect because the black revolution is not related to fish production. The term "blue revolution" refers to aquaculture's extraordinary rise to prominence as a significant and high-yielding agricultural industry. Aquaculture encompasses all types of active culturing of aquatic animals and plants in marine, brackish, and freshwater environments.
B) coal production: This option is incorrect because the black revolution is not related to coal production. It is related to crude oil and petroleum product production.
C) Crude oil production: This is the correct answer. The Indian government intended to increase petroleum output by blending ethanol with gasoline to create biodiesel. This resulted in a significant increase in petroleum output in India, dubbed the "Black Revolution."
D) Mustard production: This option is incorrect because the black revolution is not related to mustard production. The Yellow Revolution began in 1986-1987 with the goal of increasing the production of vegetable oils, particularly mustard and sesame seeds, in order to attain independence.
E) None of the above/ More than one of the above: his option is incorrect because the correct answer is Option C.

Thus, the correct answer is Option C) Crude oil production.

Note: As a result of the black revolution, When compared to fossil fuels, biofuels reduce $CO_2$ emissions as well as $SO_2$, ozone-forming compounds, and other pollutants that cause air pollution. Biofuels can also be utilised for reforestation in dry locations, water and soil conservation, wind erosion prevention, and sand dunes stabilisation.