As male dominance continued over the generations, a sexist ideology evolved to justify the existing order as illegitimate natural unstable structural

The sociology of gender examines how society influences our understandings and perception of differences between masculinity and femininity. (what society deems appropriate behaviour for a “man”) and (what society deems appropriate behaviour for a “woman”).  In a male dominant stayed over the generations, a sexist ideology evolved to justify the existing order as natural.  

b is the best answer for this question.

one would be wind another would be water density