The correct answer is A) It's government was well established.
At the outbreak of the Civil War, the American government has had the same structure for over a little less than a century. Whereas the Confederacy declared themselves free from the Union and created their own form of government that was extremely inexperienced. By the time the Civil War started, the Confederates had a government that had been in place for less than a year.
The answer is C
I hope i helped and got the write answer :P
The United States and the Soviet Union came to the brink of nuclear war in 1962 over Soviet missile bases in Cuba. This was referred to as the "Cuban Missile Crisis". The US was mostly concerned about the very close proximity of the missiles to its shores.
The best historical skill is "though the eyes" of Roman Empire. In other words how did the Roman people react to brutal violence of hurting one another in battles of parties-of 2 sides.
Using this historical skill the historian would interpret the reasons as to why the Roman Empire could allow battle fights. In the eyes of Roman Empire:fighting for power, win, justice, challenge for the Empire -and prosperity.