VWhatdid John Spargo asking Americans to do after they read his book?

He wants people to take action against things that cause illnesses, like milk that is causing babies and mothers to become sick.

the national congress's powers over the states were specific and definite: it had the sole power to negotiate treaties, declare war, and make peace. all powers not granted to congress were reserved for state governments. congress had no power to levy taxes, for example.

c. is the western hemisphere.