Faults form in temperature - pressure environments. a. low; low b. high; high c. high; low d. low; high

low temperature, high-pressure

Faults is a fracture in a rock that formed by the rock-mass movement. The fracture is made because the rock rigidity or friction are preventing the movement, make the pressure buildup until it enough to break the rock. This condition will be easier in low temperature and high-pressure condition.

Iwould say overuse ( but not 100% sure ) in the u.s. we tend to overuse water by leaving it running, throwing it away, taking long showers, etc.