Answer:
Epicenter
The point within the earth where the fault rupture starts is called the focus or hypocenter. This is the exact location within the earth were seismic waves are generated by sudden release of stored elastic energy. The epicenter is the point on the surface of the earth directly above the focus.
the point on the earth's surface vertically above the focus of an earthquake.
the central point of something, typically a difficult or unpleasant situation.
"the patient was at the epicenter of concern"
Explanation:
Carryonlearning
