They kept wages low and labor unions from being successful.
I think you forgot to add the options but based on my research, the correct answer is "The unemployment rate increased in cities." This statement describes an effect of urbanization. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
Answer: The Industrial Revolution and the Space Race
Explanation:
The Industrial Revolution: Transformed economies that had previously been based on agriculture and handicrafts into economies based on large-scale industry, mechanized manufacturing, and the factory system (more efficient). New machines, new power sources, and new ways of organizing work made existing industries more productive and efficient and allowed further innovation in all facets of life.
Space Race: Changed how humanity understood and interacted with the wider universe; led to vast advancements in travel, weaponry, science, astronomy, and now economy as private companies are working on space trips using technology and knowledge learned during the Space Race.
Explanation:
"Before she led the Union Army nursing corps during the Civil War, New England’s Dorothea Dix led the most ambitious reform efforts for the care of the mentally ill ever attempted in the U.S. Dix argued that a land grant system, similar to the one that created state universities, should be used to create mental hospitals across the country."