Lend-lease act was a loophole that allowed American to lend or lease arms to great Britain without requiring cash payment. ... the United States would be able to lend or lease arms to any country considered "vital to the defense of the United States."
The correct answer is B, since that diagram best explains a cause and effect relationship that has shaped U.S. politics. In fact, restrictions on who can receive public campaign funds have contributed to the persistence of the two-party system.
Public funding of political campaigns in the United States is quite limited, so candidates end up going to private financing. This, in turn, only finances those who have real chances of getting the positions in the voting, which ends up closing the question between Democrats and Republicans, strengthening the two-party system.
For most freedmen in the South after the Civil War ended life was unfortunately not much different than it had been before (at least economically) since many of these men were denied social and economic rights, and were tied to the land of farm owners.
The navigator who wanted to reach Asia by sailing west from Europe was "Christopher Columbus," since it was unknown at this time that the land that would soon be known as the New World lay in the way.
You could say that it is laws regarding slavery. One of his basic laws way back in 1066 was that no man shall sell another men, or they would pay a fine. This basically outlawed slavery in Britain. However, they enslaved Africans because they didn't consider Africans to be men later when exploration of Africa began.