This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
A patient operated for thyroid surgery for a thyroid swelling, later in the evening developed difficulty in breathing. There was swelling in the neck. The immediate management would be - 
Select and explain. 
A. Epinephrine inj, B. Tracheostomy, C. IV calcium gluconate, D. Open the wound sutures in the ward
D: Open the wound sutures in the ward
Answer: D: Open the wound sutures in the ward 
Explanation: None