This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
A patient with stab injury to anterior abdomen presents with a tag of omentum protruding through the abdominal wall near the umbilicus. On evaluation he is hemodynamically stable and shows no signs of peritonitis. Initial management of patient should involve. 
Select and explain. 
A. FAST, B. Exploratory Laparotomy, C. Local wound Exploration and suturing, D. CECT Abdomen
D: CECT Abdomen
Answer: D: CECT Abdomen 
Explanation: .In secondaries neck with occult primary - * FNAC of node/open biopsy to confirm * Proper clinical methods to identify the location of primary * CECT is the investigation of choice to look for primary.also aids in the initial evaluation of a atient presenting with injury to anterior abdomen. ref:SRB&;s manual of surgery,ed 3,pg no 398