A30-year-old woman presents to her family physician for her annual exam. her last papanicolaou test with hpv co-testing was 4 years ago. she has 2 children and underwent a bilateral tubal ligation with her last cesarean section. she does not smoke or have any significant past medical history. her mother died of breast cancer at age 45. her aunt was treated with chemotherapy and surgery for ovarian cancer. which of the following prevention measures or diagnostic studies should this patient initially undergo according to the united states preventative services task force?