B. With reference to internal migration in TWO specific nations, discuss the following:
(i) the historic distribution of the population.
(ii) the way in which the population is currently being redistributed.
(iii) reasons for which the population is migrating (push/pull factors).

i think the answer is c, rivers.

explanation:

sometimes, borders fall along natural boundaries like rivers or mountain ranges. for example, the boundary between france and spain follows the crest of the pyrenees mountains. for part of its length, the boundary between the united states and mexico follows a river called the rio grande. the borders of four countries divide africa’s lake chad: niger, chad, cameroon, and nigeria.

they believed democracy was worth the fight