Answer:b one who acts as an intermediary between the human world and the realm of the spirits, usually by entering a trance-like state.
Step-by-step explanation:
Shaman is ritual expert in Shaminism who hold a high position as a priest usually Shaman is found in the central Asian culture. This person act as a intermediary between humans and the spiritual world which means the Shaman act as a connector for people to the spiritual world and is able to transfer the messages between these two worlds. It doesn't in different cultures and diffrent names at used for such persons some call them witchdoctor , soul doctors however they are some common things amongst them. The Shaman enters a trance state in order to communicate with the spirit world in which some form of music is used to enter into that state such as drumming.
Trance refers to a state in which a person is awake but not aware of themselves or can't respond to any external stimuli however they are still able to communicate with the spirit.