It allowed steel to become the dominant material for large construction
Answer: B. only <em>three-fifths</em> of the enslaved population would be counted when calculating each state's representation in Congress.
The Three-Fifths Compromise was reached during the 1787 United States Constitutional Convention. The question was whether the slave population would count when determining a state total's population number, which would be used to determine the number of seats that each state would have in the House of Representatives.
The compromise that was reached was to count every three out of five slaves as a person for this purpose. It gave the Southern states a third more seats in Congress than if slaves had been ignored.
The US supported the Bao Dai regime in South Vietnam. This, and later support of the Ngo Dinh Diem Regime, would be what dragged us into the Vietnam Conflict. The Vietminh in the North, with the backing of China and the USSR, had hoped to regain control of the South and spread Communism. Our support of the South along with mission to contain, or eliminate, the Communism meant we could not walk away and had to help.