Which of the Following Is the Priority Nursing Action

Mrs. Santos, a 32-year-old Pregnant Woman, Is in Her 36th Week of Gestation. She Presents to the Labor and Delivery Unit with Complaints of Vaginal Bleeding and Abdominal Pain. on Assessment, Her Blood Pressure Is 140/90 Mmhg, Heart Rate Is 100 Bpm and Fetal Heart Rate Is 160 Bpm. the Nurse Suspects Placental Abruption