This Map of Africa in 1914 Justifies Which of the Following

This map of Africa in 1914 justifies which of the following statements?
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A) The Spanish and the Germans were Africa's major colonizing powers.
B) Africans, like Asians, were challenging their European colonizers at this time.
C) European powers had claimed the entirety of the continent by World War I.
D) Industrialization had begun in earnest in South Africa only in 1914.