Respuesta :

Rivers are sources of water and food.
Wood chopped from upstream can be easily transported downstream by the river by pushing the logs into the river.
Rivers also allows trading by boat with other cities or towns along the river.

Answer:

A couple of geographic reasons why cities grew up on rivers is because of the transportation, water power, and fertile soil for farming. Rivers give the ability to have transportation by water. Fertile soil helped with farming, which also gave everyone food.

Explanation: