The correct name is National Liberation Front of South Vietnam, also known as Viet Cong.
This massive political organization counted with its own army, the People's Liberation Armed Forces of South Vietnam (PLAF). They fought against the US and forces from South Vietnam during the Vietnam War, with the aim of releasing the Southern half of the country from imperialism and capitalism. Eventually, they ended up becoming the war winners.
Answer: B
Explanation: Cotton had become the most valuable crop of the South and comprised 59% of the exports from the United States during the Civil War.
