Final answer:
In traditional Chinese medicine, the entry point of the Stomach channel is at ST-1 (Chengqi) and the exit point is at ST-45 (Lidui).
Step-by-step explanation:
The entry and exit points of the Stomach channel (meridian) in traditional Chinese medicine are essential for the practice of acupuncture and understanding the flow of Qi. The correct entry and exit points are: Entry: ST-1 (Chengqi), Exit: ST-45 (Lidui). Therefore, the answer to your question is option A. The Stomach channel starts at ST-1, which is located below the eye, and travels down the body to end at ST-45, near the corner of the nail on the second toe.