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What was the primary concern for the missouri statehood question

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.

How are the republican and democratic presidential candidates chosen? a. they are nominated by their state governments. b. each is nominated by his or her respective party. c. each is chosen by the governor of his or her home state. d. they are chosen by the house of representatives.