A nurse is reinforcing teaching with a client in the primary care office after determining that the client has not received dental care in more than 40 years. Which of the following preventative health care responses are accurate for the nurse to add to the discussion?

"As long as you continue to brush and floss your teeth, you should be fine."

"It would probably be beneficial for you to look at alternative ways to clean your teeth on the internet."

"Research has demonstrated that poor oral health can improve by eating more fiber and fruits."

"Research has demonstrated that poor oral health can lead to an increased risk for other diseases such as oral cancer."