If the difference in arrival time between the p and s waves is 2 min and 20 sec, the epicenter is

Answeris associated with sunny,dry weather;

Answerhave flowing water either episodically or during only a portion of the year;

Cpopulation density

It is useful for historians to write narratives so that history can be passed on from their point of view.  think about a story being told in third person, then think about it again being told in first person, by someone who actually experienced the event.