A, this is a dead give away that he is trying to help the reader image
Explanation:
c.
it keeps the ground clean
Towards the end of S.C Gwynne's mesmerizing "Empire of the Summer Moon. In truth, the forty-year battle between the Comanche and the white man for. In Quanah Parker, Gwynne has found the perfect vehicle for telling that story.
hope this help.
Answer: I think metaphor
Explanation: because it campares somet to another