Answer:Required design changes after the Three Mile Island accident resulted in higher costs and longer construction times for new nuclear plants. As a result, construction of nuclear reactors steeply declined. No nuclear plants started after 1974 have been completed in the United States.
Explanation:please give brainliest
<span>Trade routes that developed on the Arabian
Peninsula opened Arabia to goods and ideas from many parts of the world. The
route enabled the flow of products and inventions from 3 continents. It also connected
Arabia to major trade centers which had a huge commercial effect. </span>
The answer is b, hope this helps
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