Answer:
A. Suburbs grew outside of cities
B. New highways helped Americans travel more quickly.
D. Cars became a more important part of American culture.
Explanation:
During the early to middle years of the nineteenth century between<span> 1836-1860</span>
Most hills are "B. Not steep", since for it to be a hill it needs to be somewhere in between the elevation of flat land and mountainous land, which of course is much higher and usually steeper.
<em>The Vietnam war was pushed to new limits, Richard Nixon told the people of the United States that they were close to ending the war and wrapping it up. But it was quite the opposite, we were stuck in a war we did not know how to win, with a president who did not understand how to get out of it or win it. We were bombing the Vietnamese daily for no reason, wasting our supply. The American people were being lied to and had to suffer for a term almost.</em>