Answer:
They thought they were unfair.
I believe the answer is Barbed Wire.
Befor the inventions of barbed wire, the Cattles are let to roam freely across the plains and the owners are required to pay a lot of cowboys to supervise them so they didn't go missing. Witht he invention of barbed wire, they can keep the cattle in a secure place without supervision.
The answer is D
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Answer:
The main reason why southern states felt betrayed because he pushed for the 1850 Compromise on slavery.
Answer:
Confucius started his teaching career at the age of 24