Answer:
sea travel was difficult, so trade was limited to local and regional markets.
Explanation:
Answer: 2 is true
Explanation: no other ones are
Answer:
The Inca fell by a combination of civil war and the Spanish invasion.
Explanation:
In a social system, there are peers and strangers to distract one from pursuing their work. While chatting with others, you may forget your train of thought or a good idea. People are likely to take you away from your work more so than a physical system (in which you can always turn off the TV, but not get people to quiet down)
Question 11: I'm guessing number 4, since the reform movements that arose during the antebellum period in America focused on specific issues: temperance, abolishing imprisonment for debt, pacifism, antislavery, abolishing capital punishment, amelioration of prison conditions
Question 12: Spoils system, also called patronage system, practice in which the political party winning an election rewards its campaign workers and other active supporters by appointment to government posts and by other favors. So it would be number 3