W. E. B. Du Bois was a sociologist and activist who "helped found the NAACP".
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What was the main purpose of NAACP created by W. E. B. Du Bois"?</h3>
The main purpose of creating NAACP was to make sure that people get every right including political, social and economic and in order to reduce racisms.
Similarly, the Niagara Movement was also a call to eliminate the discrimination among the people on the basis of color, religion or any other race. He also worked for the African-American rights.
Therefore, correct option is A.
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Answer: More usually called the Philippine-American War or the Philippine War, the Philippine Insurrection (1899–1902) was America's first conflict of the twentieth century. On 1 May 1898, at the beginning of the Spanish-American War Commodore George Dewey sank the Spanish fleet in Manila Bay, Philippines.