C, mountain ranges.. trust me on this one lol.
Answer:
Today, there are planes, automobiles, subways, etc. Technology and science has had the biggest influence on transportation. Engineers and physicists have made it possible to take 150 people and fly them across the ocean. Automobile designers continue to find greener ways to build cars that will emit less pollution.
Explanation:
The way that Lincoln and Douglas view, disagreement and
facts about slavery is that Lincoln views them that they don’t have the ability
to accept or cope up with the moral standards which was opposite of Douglas
thinks. He also views them that they are also avaricious which Douglas didn't
thought of. While Douglas in the other hand, has the belief that the people’s
choice and having the thought of people who are slaves can back down the
movement of the system of labor.
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False, China use the silk road to send silk to the rest of the world.
hope this helps
