(a) Draw an outline map of West Africa, and on it, locate and name (outside your country): (i) two areas with a population density of over 500 persons per s...

(a) Draw an outline map of West Africa, and on it, locate and name (outside your country):
(i) two areas with a population density of over 500 persons per square kilometre
(ii) two areas with a population density of less than 50 persons per square kilometre
(iii) one important town in one of the areas shown in (a)(i) above

(b) Highlight three factors that favour the high population density in one of the areas shown on your map

(c) In what four ways is high population concentration a problem to the area described in (b) above?