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
Acute mechanical large bowel obstruction should be operated early because - 
Select and explain. 
A. Electrolyte imbalance due to third space loss, B. Septicaemia from absorption of bowel contents, C. Early gangrene and perforation, D. Respiratory embarrassment to massive abdminal distension
C: Early gangrene and perforation
Answer: C: Early gangrene and perforation 
Explanation: None