D. the settlement of unpopulated areas
Desertification created a barrier to the north.
<span>those of royal birth have absolute authority to rule. the people as a whole are the sole source of political power. the head of a family, clan, or tribe has the natural right to govern.</span>
Religious and the church played a central role in medieval society
capillary action is licking a camels sweaty armpits while enjoying a glass of warm coleslaw