What type of plate boundary is the mid-atlantic ridge? how is land formed at boundaries such as this?

Ineed asap i will give 30 pointsps: the last word says splits

Trade routes emerged along which coast when arab and indian traders from around the indian ocean mixed with the bantu people from africa's interior? a. swahili coast b. guinea coast c. drakensberg coast d. namib coast

Democratic vs democratic whats the difference? ?