THEY BOTH HAVE NATURAL BARRIERS
Answer:
In November 1832 South Carolina adopted the Ordinance of Nullification, declaring the tariffs null, void, and nonbinding in the state.
Explanation:
One reason why policymakers in the Johnson administration wanted to continue U.S. involvement in Vietnam was because "<span>c. They did not want to lose South Vietnam to Communism," since this was during the Cold War, when the US was locked in a battle against the spread of communism. </span>
<span>It showed that the Union's 3-way plan might succeed.</span>