Please help me I don't undertand

Which elements are part of group culture ? choose all answers that are correct a. resources b. history c. population d. language

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 did the incas unite the andes mountains?