The answer would be <span>A. to prevent a communist takeover of South Vietnam</span>
The correct answer is B. The americas
The Americas provided raw materials that were taken to Europe. Europeans manufactured goods from these materials and traded them to Africans in exchange for slaves. Slaves were then taken to the Americas to get new raw materials. That's how the triangle worked.
Military advisers supported the South Vietnamese Army.
The north and the south where divided in many ways one of the more common known being the north was really against slavery another was actually taxes which caused the south to threaten succession and another was the election of Abraham Lincoln and so on