What was the experience of american soldiers encounter with french civilians?
a) the french were distrustful because americans had taken so long to get into the war.
b) the french were distrustful because they had been invaded and feared outsiders.
c) the french were welcoming because they hoped us soldiers would give them food.
d) the french were welcoming because they were grateful for being liberated.

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.

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)