Final answer:
The nurse should respond by providing support and reassurance to the 14-year-old girl with severe acne. Option C) "Many people feel this way; I know someone who can help" is the most appropriate response in this situation.
Step-by-step explanation:
The nurse should respond by providing support and reassurance to the 14-year-old girl with severe acne. Option C) "Many people feel this way; I know someone who can help" is the most appropriate response in this situation. This response acknowledges the girl's feelings, normalizes her experience by letting her know that many people feel sad and distressed about their appearance due to acne, and offers a helpful suggestion to seek professional assistance.