Slaves were considered property. Their owners wanted to restrict their freedom so they wouldn't be as likely to escape.
A limitation on the president’s power to appoint ambassadors is that the Senate must approve them.
Explanation:
The appointment of heads of departments, not being within the Constitution, has been controlled since the start of the government to come back below the supply as yet quoted, and to be subject to confirmation by the Senate. During early administrations, approval of President's cabinet appointments by the Senate was considered a basic formality.
The correct answer is the Democratic Party.
The Democrats began to lose the Senate when the Southern Democrats switched over as a result of Civil Rights legislation and become Republicans.
The correct answer is negative population growth
This is actually completely opposite of what's happening, they have a positive population growth. Deforestation is a huge problem in areas such as Brazil for example, while water shortages and pollution are problematic in places where industry is developing or is polluting drinkable water or there is just a lack of water due to droughts.
I believe it is c. okokokokokokokokok