What great contribution did monks make during the byzantine empire? a.) creation of mosaics b.) scientific experiments c.) architectural ideas and plans d.) preservation of ancient texts

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.