The correct answer is C. Gideon was the son of a tribal medicine men, so all of this knowledge was passed onto him. However, he (along with the other African servants) do not reveal the name of the medicinal root, regardless of (and perhaps in spite of) the potential monetary benefits involved with telling the white people about their medicine.
The best answer to complete the sentence above
is:
D.<span> bovine</span>
<span>This word is related to cattle which the cow
belongs to, since according to the description <span>the Egyptian mythology
used to describe Hathor having a head of a cow.</span></span>
My first choice would be A. When you read the excerpt, how does it make you feel? That's your first clue to the answer. If they want something book specific, I would choose C.