This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Trauma, Subject name: Surgery
What is the significance of this triangle? 
Select and explain. 
A. To put ports in VATS, B. To put ICD in pleural effusion, C. For Needle thoracostomy, D. For all the above
B: To put ICD in pleural effusion
Answer: B: To put ICD in pleural effusion 
Explanation: Ans. (b) To put ICD in pleural effusion* Above triangle is known as Safety triangle.* This is the triangle where ICD is inserted at 5th ICS for Pleural Effusion