1) few advancements in scientific knowledge were made
The Italian peninsula's government was controlled by either Austria or the papacy. Ultimately, this arrangement had to change when Prussia defeated Austria in 1866, and the latter had to concede Venetia in the name of Italy's unification. so the answer is a
The Bill of Rights, which are The Amendments, protect American citizens rights, and the government cannot take them away. Our rights are free speech, the right to bear arms, press, freedom of religion, etc.
Its C. Remember that this is a post-WW2 act when the USA was seeking to end the spread of communism to any further countries. The USA thought that if they gave the destroyed countries money to rebuild they would less likely to fall to communism because they would be stable.