When the British Imposed Colonial Rule on the Igbo of Nigeria

When the British imposed colonial rule on the Igbo of Nigeria:

A) they put women in charge of all educational institutions.
B) they introduced changes that sustained the equality of political power between the sexes.
C) they introduced changes that made women more powerful than men.
D) they did not recognize the political power of women,and introduced changes that resulted in women becoming subordinate to men.
E) they introduced changes that caused men to change into women.