How would the missouri compromise determine if a state added after 1820 would be a free state or a slave state?

The 14th amendment overruled the supreme court case of dred scott vs. sandford. the landmark supreme court case determined which of the following points? a.slaves could not be citizens b.non-landowners could not be citizens c.blacks could not be citizens d.all persons born or naturalized in the united states vary differently in citizen status.

Plz answer meh question it"s due in 5 what were the israelites known for that made them unique among ancient peoples?

What from the columbian exchange had perhaps the biggest impact on the world?