Answer:
The Necessary and Proper Clause allows Congress "To make all Laws which shall be necessary and proper for carrying into Execution the [enumerated] Powers, and all other Powers vested by this Constitution in the Government of the United States, or in any Department or Officer thereof."
Explanation:
The middle east Gradpoint
They would bargain in groups with their employees in regards to their wages, benefits, hours, and other terms and conditions about their job.
I think it's called a merit system after the spoils system but I'm not 100% sure