The Nurse Uses the Situation-Background-Assessment-Recommendation (SBAR)format to Communicate a Change

The nurse uses the Situation-Background-Assessment-Recommendation (SBAR) format to communicate a change in patient status to a health care provider. In which order should the nurse make the following statements? (Put a comma and a space between each answer choice [A,B,C,D].)

A) "The patient needs to be evaluated immediately and may need intubation and mechanical ventilation."
B) "The patient was admitted yesterday with heart failure and has been receiving furosemide (Lasix) for diuresis, but urine output has been low."
C) "The patient has crackles audible throughout the posterior chest, and the most recent oxygen saturation is 89%.Her condition is very unstable."
D) "This is the nurse on the surgical unit.After assessing the patient, I am very concerned about increased shortness of breath over the past hour."