Answer:
see explanation
Explanation:
the amazon rainforest contains over 90 percent of all of the world's rainforest.
Answer: A) Lincoln signed the Pacific Railroad Act of 1862 into law, which stimulated the construction of the railroad.
Explanation: Just took the test :)
Railroads made transportation of materials, supplies, etc much faster and easier.
Canals (such as the panama canal) helped make water transportation easier and quicker.
Roads made everyday travel easier
