Final answer:
The nurse should verbalize the placement of food on the client's plate to prevent complications from cranial nerve IX impairment.
Step-by-step explanation:
The correct nursing intervention for nutrition to prevent complications from cranial nerve IX impairment in a patient who has experienced a stroke is B. Verbalize the placement of food on the client's plate. Cranial nerve IX, also known as the glossopharyngeal nerve, plays a role in swallowing and taste sensation. By informing the client about the placement of food, the nurse can assist in maintaining adequate nutrition and preventing choking or aspiration.