Where Is the Focus of an Earthquake Located

Multiple Choice

Where is the focus of an earthquake located?

A) Underground at the location where the earthquake began
B) At the point on land where the majority of movement, and the majority of damage, occurs
C) At the point on land where the earthquake is first detected by a seismograph
D) At the exact middle point of the two faults associated with the earthquake
E) On the earth's surface directly above the origin of the earthquake