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Answer:
B. The combination of industries led to new inventions and innovations such as the Internal combustion engine and the Electric Lightbulb.
Explanation:
This one sounds the most correct for me because these new inventions and innovations allowed more industries to be build to help create these new objects.
No a deadline should not determine a ratification
The North believed that preserving the Union was of utmost importance. The South favored states' rights. Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.