During a Bronchoscopy Procedure on a Pediatric Patient, the Therapist

During a bronchoscopy procedure on a pediatric patient, the therapist notices that a patient's SpO₂ is 90%. What should the therapist do at this time?

A) Continue monitoring the patient as the procedure progresses.
B) Provide supplemental oxygen to the patient until the SpO₂ is 95%.
C) If the patient's SpO₂ falls to 88%, administer oxygen to achieve an SpO₂ of 90%.
D) Stop the bronchoscopy procedure until the patient's SpO₂ returns to its preprocedure level.