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: Forensic Medicine
Bumper fracture is: Rohtak 06 
Select and explain. 
A. Primary impact injury, B. Secondary impact injury, C. Teiary impact injury, D. Secondary injury
A: Primary impact injury
Answer: A: Primary impact injury 
Explanation: Ans. Primary impact injury