The best option, though unclear is d
<span>to address problems caused by allowing popular sovereignty in the territories
The 1850 compromise was made to halt a possible secession debate that was going on the south territories which undermined their sovereignty which was fostered and strengthened by the institution of slavery. </span>
In the dead zone of the Gulf of Mexico, the oxygen levels are much lower than normal and the area is considered to be highly hypoxic. This is because it is a drainage basin where a lot of things that bind oxygen are deposited and this prevents the air from being rich in oxygen and it makes it more difficult for animals and people to live there.
Great question!
The American colonists gained their independence from Britain after a long struggle. At first, the colonists began to peacefully protest laws and policies they felt were unfair. These included policies over taxation and expansion to western lands. When their protests appeared to not be unheard, they stepped up their nonviolent actions. For example, they organized boycotts of British products.