Three hours after total thyroidectomy for thyroid cancer, the patient complains of difficulty breathing. On physical examination, the patient has stridor and appears to be in moderate respiratory distress. Examination of the wound demonstrates tense swelling. The next step in the management is:

(A) Immediately reopen wound at the bedside

(B) Intubation

(C) Emergent return to the operating room for wound exploration

(D) Check oxygen saturation

(E) Send arterial blood gas