C. In the Industrial Revolution, there were little to no laws protecting workers, so this meant that working class children could work to make money for their family.
A case between two states. Hope that helps.
It was struck down because what the schools were doing was unconstitutional as it was breaching the first amendment. They were funded by tax-payers and they made people study religious things, and the supreme court deemed that this was unconstitutional and that religion should be kept outside of schools.
Answer: C.
Explanation:
The federal government was riddled with communists
The answer is D. All of the above