<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>
Answer: The telegraph made communication much easier, the railroad made transportation of goods and people quicker and easier. The sewing machine made life on the plains easier.
B <span>It was a dangerous mistake to spend so much time on Alcatraz Island, and it damaged the landmark
</span>
People were moving to New cities