Which of the following is/are accurate about this Basongye Nail Fetish?

Image of Basongye Nail Fetish
A. It is "anthropomorphic" meaning it has the figure of or resemblance to a human.  
B. It is a twin figure, or Ibeji, thought to have supernatural powers among the tribe.
C. The purpose of the added materials was to give additional power and strength to the spirit within.
D. Typical of much art from this area, it has strong relationships to fetishism.