What best summarizes why part of the nation was upset over the Dred Scott decision?

Question

(1 point)
Responses

The North was upset because the decision granted immediate citizenship to all immigrants.
The North was upset because the decision granted immediate citizenship to all immigrants.

The North was upset because the decision declared the Missouri Compromise to be unconstitutional.
The North was upset because the decision declared the Missouri Compromise to be unconstitutional.

The South was upset because the decision declared that slaves were property.
The South was upset because the decision declared that slaves were property.

The South was upset because the decision declared Kansas to be a free state.

Answer 1

The best summary of why part of the nation was upset over the Dred Scott decision is:

The North was upset because the decision declared the Missouri Compromise to be unconstitutional.

This decision was significant because it undermined the established line that divided free and slave states, intensifying tensions between the North and South.