Answer:
Reclamation.
Step-by-step explanation:
Strip mining refers to mining activity on the surface, that's why is called open-pit mining.
Prospecting refers to the first step of a geological analysis about a specific land. It's used to look for minerals, fossils, or metals.
Reclamation or mine reclamation refers to the process of restoring land that was mined in the past. The objective to restore the land to its natural state or at least to an usable state. Mine reclamation is aimed to minimize mining effects on lands.
Subsurface mining refers to the extaction of minerals underground.
According to its definition, the right asnwer is Reclamation.