The correct answer is B. Acupuncture.
Step-by-step explanation
The Han Dynasty was a period of time in China from the year 206 BC. C. to 220 BC regarding medicine, the Han dynasty represents the development of acupuncture, which is a medical technique that is based on the use of needles in different areas of the body to prevent or treat different diseases. This practice springs from some medical practices of Taoism, which was developed and massified during the Han Dynasty as a standard medical practice. So, the correct answer is B. Acupuncture.