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: Unknown
Which of the following fractures is associated with high mortality and morbidity? 
Select and explain. 
A. Femur shaft fractures, B. Pelviacetabular fractures, C. Subtrochanteric fractures, D. Shaft tibia fractures
B: Pelviacetabular fractures
Answer: B: Pelviacetabular fractures 
Explanation: (Refer: Mohindra’s Fundamentals of Orthopedics, 2nd edition, pg no. 110, 117)
Pelviacetabular factures are associated with high morbidity and mortality because:

They are caused by high velocity injuries
They can have associated compound fractures along
There may be damage to associated pelvic and abdominal organs
There is significant blood loss present usually