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
A 18-year-old female presented with severe headache of sudden onset. On CT scan, a diagnosis of subarachnoid hemorrhage is made. Most common cause is: Al 06; UP 10, 12 
Select and explain. 
A. Hypeension, B. Berry aneurysm rupture, C. Basilar aery rupture, D. Subdural venous sinuses rupture
B: Berry aneurysm rupture
Answer: B: Berry aneurysm rupture 
Explanation: Ans. Berry aneurysm rupture