The correct answer is D) Shang China.
The image shows a medical advancement achieved by Shang China.
It was during this time in ancient China that acupuncture was developed as a healing technique. This technique uses nails that are placed in key nerves in the human body that help people heal. Chinese healers believed that flows of energy run throughout the human body and when that energy is blocked, pain is the result and people got sick. Acupuncture places the needle in key parts of the human body to help it heal.
