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
Maximum shoening of limbs occur in: 
Select and explain. 
A. Trochantric femur, B. Post dislocation of hip, C. neck femur, D. Anterior dislocation of hip
B: Post dislocation of hip
Answer: B: Post dislocation of hip 
Explanation: B i.e. Posterior dislocation of hip