Can anybody answer all those please

The sahel is located on the edge of the sahara desert. a.north b.west c.south d.east

Which statement best completes the diagram related to the supreme court’s procedures? a. a party in a lower-court case requests that the supreme court overturn the other court’s ruling in the case. b. federal judges nominate a small number of cases to be overturned by the supreme court. c. congress votes on which court cases should be reviewed by the supreme court. d. the president selects court cases involving new laws for the supreme court to review

What event started the space race and made americans feel their security was threatened a.) alan shepard's suborbital flight. b.) the launch of sputnik c.) the launch of explorer d.) the cuban missle crisis