Final answer:
The statement that would be of greatest concern for the nurse regarding sexuality is "It's so nice not to have to worry about an unwanted pregnancy" as it suggests a lack of safe sex practices.
Step-by-step explanation:
The statement that would be of greatest concern for the nurse regarding sexuality is "It's so nice not to have to worry about an unwanted pregnancy". This statement suggests that the older adult may not be practicing safe sex or using contraception, which can put them at risk for sexually transmitted infections or unintended pregnancies. It is important for the nurse to address sexual health and provide education on safe sex practices and contraception.