Battles such as Bull Run and Antietam showed people that the war would not be quick or easy.
2 answers:
Answer:
the answer is b
Explanation:
i just did it
Answer:the second one!
Explanation:
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Answer:
A. Interchangeable parts made mass production easier and cheaper.
Explanation:
B: England had all those other things
Answer:
A and D
Explanation:
