Britain's Policy of Indirect Rule in Africa Is Evidence of Which

Britain's policy of indirect rule in Africa is evidence of which of the following?

A) The nation's desire to uphold local African cultures and seek harmonious relations
B) Born of necessity when Britain was unable to break the power of African local rulers
C) The challenges of delegating political authority
D) A humanitarian motive inherent to British culture
E) A sensitivity to local political and economic interests that generated good will