What role did the Tigris and Euphrates Rivers play in the development of civilization? They enriched the soil and helped farmers grow food surpluses. They enabled the people of Mesopotamia to become sea traders. They provided enough water for farmers not to have to irrigate their crops. They isolated the people of Mesopotamia from other regions.

It is either They provided enough water for farmers not to have to irrigate their crops.  OR They isolated the people of Mesopotamia from other regions.

I am not sure which of those two it was, but it is one of them.

A) They enriched the soil and helped farmers grow food surpluses.

Explanation:

powers  are  denied  to the  national governmentin three distinct ways: some  powers, such as the  power  to levy duties on exports or prohibit the freedom of religion, speech, press, or assembly, are expressly  denied  to the  national government  in the  constitution.

gays

explanation: