Please help me i’ll mark you How did the Dred Scott case contribute to tensions before the Civil War?

A
The case enraged those who supported slavery because it ended the equal representation of free and slave states in Congress.
B
The case enraged southern states because it freed slaves that traveled to free states.
C
The case enraged northern states because it resulted in the passage of the Fugitive Slave Act.
D
The case enraged those opposed to slavery because it claimed that free blacks were not citizens.

In 2016, two-year-old lane graves was wading in the lagoon of an orlando walt disney world resort and watching a family outdoor movie, when an alligator snatched the boy and disappeared. the resort had signs which read "no swimming, deep drop off" posted along the beach area where lane was taken, and his parents were a few feet away when the incident occurred. several hours later, lane's body was discovered about 15 yards from where he was taken by the gator. a disney employee said this was not the first time an alligator had been spotted in the lagoon beach area. if the graves family files a lawsuit against the resort, what theory would best support their claim?

What was the focus of debate about the war at the second

Anode is a point on a wave where there is no vibration. a.true b.false