•The seismicity or seismic activity of an area refers to the frequency, type and size of earthquakes experienced over a period of time. At the Earth's surface, earthquakes manifest themselves by shaking and sometimes displacement of the ground. ... An earthquake's point of initial rupture is called its focus or hypocenter.
Answers & Comments
Answer:
“A” seismicity
•The seismicity or seismic activity of an area refers to the frequency, type and size of earthquakes experienced over a period of time. At the Earth's surface, earthquakes manifest themselves by shaking and sometimes displacement of the ground. ... An earthquake's point of initial rupture is called its focus or hypocenter.
Explanation:
Hope its help =)