Final answer:
The nurse should implement option d, keeping the hands in constant motion over the client's body, when performing therapeutic touch.
Step-by-step explanation:
The nurse should implement option d when performing therapeutic touch, which is to keep the hands in constant motion over the client's body. Therapeutic touch involves using the hands to energetically assess and balance the client's energy field. By keeping the hands in constant motion, the nurse can facilitate the flow of energy and promote healing.