Which of these fields is the best example of what physical geographers study? a. ecosystems and environments b. ancient cultures c. economics and governments d. cities and societies select the best answer from the choices provided a b c d

A.  ecosystems and environments

Explanation:

true. earthquakes are felt whenever there is a slip around a fault in the rocks below the earth. this reorientation of faults create sesmic waves and is known as earthquake, the severity of which is measured in richter scale. these are more prominent in hilly regions as the rocks usually form faults to balance the pressures on it.