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
Depressed of skull results from: 
Select and explain. 
A. Heavy object with small striking surface, B. Heavy object with large striking surface, C. Fall over the ground, D. Light object
A: Heavy object with small striking surface
Answer: A: Heavy object with small striking surface 
Explanation: A i.e. Heavy object with small striking surface