Which leader helped to form the Niagara movement?W. E. B. Du Bois was a sociologist and activist who:

W. E. B. Du Bois , fought for the political and social rights of African Americans.

Explanation:

The Niagara Movement refers to the black civil rights organization that is founded in the year 1905 by a group of activists –out of which many were among the vanguard of the African-American lawyers in the United States.

This movement was led by William Monroe Trotter and W.E.B. Du Bois, who demanded an equal economic as well as educational opportunity and also the right to vote for the black men and women.

W. E. B. Du Bois was a social activist who fought for the social rights and for the political rights for the African-Americans.

increases in demand are shown by a shift to the right in the demand curve. this could be caused by a number of factors, including a rise in income, a rise in the price of a substitute or a fall in the price of a complement.

which the answer is:

b