Concept:Decolonization in Nigeria was strongly influenced by the global shift in power caused by World War II.
Explanation:World War II weakened the European colonial powers, especially Britain.
Nigeria had contributed soldiers and resources to the war effort.
After the war, Nigerians became more politically assertive and demanded self-government.
At the same time, Britain was economically and militarily exhausted.
This made it difficult for Britain to hold onto its colonies in Africa.
Thus, World War II accelerated Nigeria’s move toward independence.
Answer:D. World War II