Which of the Following Statements About Rank Is True for Bonobos

Which of the following statements about rank is true for bonobos?

A) Number of offspring is the sole factor involved in determining rank.
B) Female rank determines the social hierarchy of the group exclusively.
C) Male rank determines the social hierarchy of the group exclusively.
D) Female rank determines the social order of the group more than male rank.
E) Bonobos do not show any sort of dominance hierarchy in their social groups.