Explanation:
<u>For those in the industrial sector, organized labor unions fought for better wages, reasonable hours and safer working conditions. The labor movement led efforts to stop child labor, give health benefits and provide aid to workers who were injured or retired.</u>
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The expense of making an additional shirt is know as the marginal cost. Hope this helps, good luck.
She was a billionaire and a star for America
1. St. Marks
2. The mountains in the west were taller than the mountains in the east.
3. The middle United States has fewer changes in elevation than the western United States.
