Which is the earliest existing monograph on acupuncture and moxibustion and acupoints?
A.
The Moxibustion Classic of Eleven Foot-arm Meridians《阴阳十一脉灸经》
B.
The Moxibustion Classic of Eleven Yin-Yang Meridians《足臂十一脉灸经》
C.
The ABC Classic of Acupuncture and Moxibustion《针灸甲》
D.
Huangdi’s Internal Classic《黄帝内经》