It is said, the Taj Mahal may be destroyed due to ______________.
(A) Flood in Yamuna river
(B) Decomposition of marble as a result of high temperature
(C) Air pollutants released from oil refinery of Mathura
(D) All of the above

Hint: Taj Mahal is arranged in Agra where there are such countless plants and the treatment facilities which discharge hurtful contaminations and make the downpour acidic. It is one of the miracles of the world and is known for its magnificence.

Complete step by step solution:
Taj Mahal is a landmark composed of ivory-white marble and it is arranged on the southern bank of the waterway Yamuna in the city of Agra. It is one of the miracles of the world and is known for its magnificence. Agra is a mechanical spot because numerous manufacturing plants are available there. Mathura processing plant is additionally present there. There is the arrival of destructive air contaminants from these petroleum processing plants like oxides of sulphur and nitrogen. These respond with water from the environment and it gets changed over into sulphuric corrosive and nitric corrosive, these acids are available in the barometrical furthermore, when the downpour comes these make downpour acidic as these acids come down on the earth with the downpour. Corrosive downpour causes the marble of Taj Mahal to get pale and dissolve.
The Indian government investigated this issue to look at the impacts of treatment facilities. They recruited aboard and they found that there are significant levels of particulate issue present noticeable all around which is brought about by the discharges from industrial facilities, residue, development and fumes from vehicles and these are causing harm to the Taj Mahal. Accordingly, from the alternatives given in the inquiry obviously, Taj Mahal might be decimated due to the air toxins delivered from the petroleum processing plant of Mathura.

Thus, option (C) is correct.

Note: Air contaminants delivered from production lines in Agra are hurtful as these are available noticeable all around and when the downpour comes it likewise comes down to the surface of the earth with the downpour and it makes the downpour acidic. This corrosive downpour falls on the Taj Mahal and makes its marble to disintegrate and pale.