How did the bodies of water influence Europe?

Explanation:

Rivers and may other bodies of water were pretty much the lifeblood of Europe, they provided the people there with water, food, transport and power, supporting the economies of rural communities and major cities across the continent.

necessary and proper clause. the congress shall have power to all laws which shall be necessary and proper for carrying into execution the foregoing powers, and all other powers vested by this constitution in the government of the united states, or in any department or officer thereof.