Answer;
A. the place on Earth's surface directly above the focus
An earthquake's epicenter is the place on Earth's surface directly above the focus.
Explanation;
-Epicenter is the point on the surface of the Earth that lies directly above the hypocenter or the focus of the earthquake. A hypocenter or the focus of the earthquake is the place within the earth where rock ruptures and slips, or the place where an explosion occurs. An earthquake is an episode of ground shaking.
