Explanation:
the railroad is thought to help as many as seventy thousand individuals though estimations vary from 40000 to 100000 Escape From Slavery in the Years between 1800 and 1865 even without the journey was grueling
The Judicial branch is the Supreme Court, the main job for the Supreme Court is the explicit judicial review over laws and executive actions.
Answer:
a. a negative bias against an entire group.
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Migration or human migration