Which of these minerals is used in energy production and found in Pakistan?

ان میں سے کون سا معدنیات توانائی کی پیداوار میں استعمال ہوتا ہے اور پاکستان میں پایا جاتا ہے؟

Gypsum

Marble

Coal

None of these

Coal is a major source of energy.

It is used in power generation.

Pakistan has significant coal reserves, especially in the Thar region of Sindh.