The correct option is D All of the above
The main factors determining population distribution are climate, landforms, topography, availability of resources, accessibility like distance from the sea coast, natural harbours, navigable rivers or
canals, cultural factors, political boundaries, controls on migration and trade, government policies, types
of economic activities, technology including the type of farming and transportation facilities, social
organization and but not the least, demographic factors like changes in natural birth and death rate and migration.