Maintaining confidentiality about non-life treatment issues

Jennifer is a 16-year-old assessed in the school health clinic for flu-like symptoms> While obtaining her health history she admits her parents are unaware that she uses both control pills. Which of the following is an important part of establishing a therapeutic relationship with this client?
1-Maintaining confidentiality about non-life treatment issues
2-Letting her know she needs to talk to her parents about both control pills
3 Asking if she is sexually active
4-Promings that everything she shares with you is confidential