When the Europeans Divided Africa into Different Zones of Influence,what

When the Europeans divided Africa into different zones of influence,what was a primary flaw?

A) The borders bore no resemblance to the distribution of indigenous peoples.
B) The French were excluded from the process, which led to several wars in Africa.
C) The Europeans only addressed the northern half of Africa, which created land rushes in southern Africa.
D) Several major port cities were shared among several European powers.
E) Surveying equipment of the era was hopelessly outdated.