The answer is A - The high literacy rates in New England that allowed people to read books and newspapers
North Vietnam launched an invasion of South Vietnam. ... The attack of two U.S. destroyers by the North Vietnamese.
Answer: Articles of Confederation
The Articles of Confederation satisfied the desire of those in the new nation who wanted a weak central government with limited power.
Answer:
By undermining the authorities of the European authorities.
The name for this idea is "Domino Effect" - this is a theory that says that if one country falls to Communism the neighboring countries would also fall to Communism, much like pieces of Dominos fall when a neighboring piece fell.
This theory was important in the Foreign politics of the US during the cold war.