How were the Korean and Vietnam wars different?

A. Communist and democratic superpowers used the Korean War as
a proxy war, but not the Vietnam War.

B. Communist and democratic superpowers used the Vietnam War
as a proxy war, but not the Korean War.

C. Communist forces gained more territory because of the Vietnam
War, but not as a result of the Korean War.

D. Communist forces gained more territory because of the Korean
War, but not as a result of the Vietnam War.