The public health nurse is working with a homeless client. Which of the following statements made by the homeless client indicates an understanding of tertiary prevention?

"I will make sure that I use the sunscreen that I got for free on my face every day."

"I will make sure to work with my social worker on obtaining my medication for my depression."

"I will be certain to attend the health fair to get a free flu shot."

"I will go to the public health clinic and request a blood pressure screening."