Independence from railroads and banks is one way that farming in the united states changed in the late 1800s.
a. true
b. false

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.

the us constitution is a living document, meaning that it can be changed over time as the country changes.