A client with oral cancer is receiving radiotherapy (RT) prior to surgery. Which intervention should the nurse teach the client to implement in managing mucositis related to RT?

Choice A reason: Placing the chin down and tilting the head for dysphagia can help with swallowing difficulties but is not specifically for managing mucositis.Choice B reason: Eating high caloric meals is important for preventing weight loss but does not directly address mucositis.Choice C reason:The correct answer is c) because normal saline mouth rinses help to soothe and clean the oral mucosa, reducing the symptoms of mucositis caused by radiotherapy.Choice D reason: Using a commercial mouthwash may contain alcohol or other irritants that can worsen mucositis.