The colonialists were tired of being ruled by Great Britain so they formed an army to fight for their independence. The colonial army kept itself in the war during the difficult early years by trading with the enemy and refusing to pay for British military operations.
Answer:
It provided irrigation for the region and important flood control for run off
Explanation:
it provided provide power generation, irrigation, flood control, stream flow regulation for fish migration, navigation, and recreation
so the only answer option would be the third :)