I think you forgot to add the options but based on my research, the correct answer to this question is "A relay is an electrical switch that works through electromagnetism." This statement about relays is correct. Thank you for posting your question. I hope that this answer helped you. Let me know if you need more help.
Answer:
Two hundred and fifty million years ago the landmasses of Earth were clustered into one supercontinent dubbed Pangea.
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Hoped I helped - GOOD LUCK
U can interact with the audience more. Less time consuming.
Answer:
so many people read common sense because it was in a language everyone could understand
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Answer:
True
Explanation:
In the nineteenth century, America, as the text says, had a great industrial development, all the farmers concluded that the money and opportunities were no longer on the harvest but in the industries.
Immigrants came to America looking for the "American dream" where they could live properly with their families and build a life of their own.
That´s why the statement of "With industry came urbanization-the growth of large cities (like Fall River, Massachusetts, were the Bordens lived) which became the centers of production as well as commerce and trade" is TRUE.