Humanities Homework Help

I’m working on a english writing question and need an explanation and answer to help me learn.

Do you agree with employers mandating their employees to be vaccinated or else get fired?

The Fair Labor Standards Act of 1938 protects against child labor, how was the minimum age to work decided and set, as well as why was a 40 hour work week decided upon? How do you think that these laws were decided and put into place?