Acupuncture Is a Traditional Chinese Medical Treatment Based on Which

Acupuncture is a traditional Chinese medical treatment based on which of the following beliefs?

A) That insertion of needles in key locations will drain toxic energies
B) That pressure on meridian points will correct problems in energy flow
C) That insertion of needles modulates the flow of energy along body meridians
D) That taking small doses of noxious substances will alleviate specific symptoms