Which medical technology from the chinese han dynasty involves inserting needles into specific parts of the body in order to cure disease or pain?

The correct answer is acupuncture. Acupuncture is defined as a technique by which practitioners use by means of using needles by which they made use of it in inserting in certain parts of the body of an individual as they also practice in stimulating specific points of the body of the individual as a part of this technique.

It’s either d or b ! but it might be b