Answer:
They both require mining.
Step-by-step explanation:
Option c is correct
From the following statements, the statement which is true for both coal and nuclear reactions is that both require mining to be done. Mining in both the case is done to extract fuel used in thermal and nuclear reactors respectively. These fuel are coal and uranium respectively. Coal and Uranium both extracted deep inside the Earth Surface. These mining processes are not good for the environment as they cause all land, water and air pollution.