(a) On a sketch map of Nigeria, locate and name: (i) the Chad Basin and the Western Highlands; (ii) one important river in one of the regions (iii) one impo...

(a) On a sketch map of Nigeria, locate and name:
(i) the Chad Basin and the Western Highlands; (ii) one important river in one of the regions (iii) one important town in each region.

(b) State three ways in which the relief and drainage of the Chad Basin differ from those of the Western Highlands.

(c) Highlight three problems of development in the Chad Basin.