How did european countries decide where to draw the new boundaries in africa?

When different European countries in the 17-19 centuries captured the colony-then at some point there was a need to delineate the overseas possessions. Otherwise, we would have to fight much more often and more. And for differentiation, in general, there was only two ways-on natural-geographical basis: on a big river, a mountain ridge. There are such borders in Africa. And if there is no natural geographical characteristic? Then we had to draw on the map.

austria

hugary

yugoslavia

czechoslovakia

so the story tells of someone named kaushik choudhuri, but he does not narrate the story, a girl named hema does. hema tells the story in a second person point of view because you (the reader) are supposed to be the boy named kaushik.

here's an excerpt i found: "i was ushered into the fitting room, your mother watching approvingly as i took off my coat and sweater and tried on the bra."

source: