The Progressive Movement won the prohibition of child labor and limited women's working hours. Your answer is A
(It was also about<span> eliminating problems caused by industrialization, urbanization, immigration, and corruption in government.)</span>
I know this is a late answer, but hopefully it can help someone else out!
The answer to your question would be, "Each measure was voted on individually". This allowed congressmen to oppose the measures they disagreed with, but still keep the measures they agreed upon.
He wanted to remind them what the founding ideals were
It can be many reasonable things such as colonization
<span>The role of women (specifically white women)
changed dramatically during this time in the United States because
production moved largely out of the house and into factories, meaning
women stopped being producers and became consumers. Socially, this meant
that women gained slightly more independence. </span>