Answer:
C
Explanation:
The South mainly won due to to leadership. They had much better generals and leaders such as Robert E. Lee. Otherwise, the Union would have won much faster.
<span>b. became even worse than before the war. </span>
Question below!
Why did President Johnson believe that it was important for the United States
to win in Vietnam?
Answer:
<em>Hello, There! I'm here to help!</em>
<em>The Correct Answer Is D. He believed in the domino theory.</em>
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Explanation:
Information to backup My Answer!
President Johnson believed that it was most important for the US to win in Vietnam because communists were spread around the world and Australia and the US feared that the domino theory was becoming true.

Hope this helps!
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US economic influence in other countries led to -cultural- diffusion.