Which of These Assessment Findings in a Patient with a Hiatal

Which of these assessment findings in a patient with a hiatal hernia who returned from a laparoscopic Nissen fundoplication 4 hours ago is most important for the nurse to address immediately?

A) The patient has absent breath sounds throughout the left lung.
B) The patient complains of 6/10 (of a 0-10 scale) abdominal pain.
C) The patient has decreased bowel sounds in all four quadrants.
D) The patient is experiencing intermittent waves of nausea.