What did fertile soil mostly contribute to the Mesopotamians' trade with other civilizations? a surplus of food an abundance of trees materials for crafted goods supply of building materials

a. a surplus of food

Explanation: i took the unit test.

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.