This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Medicine
Aneurysm with third nerve palsy ? 
Select and explain. 
A. Aneurysm of cavernous Sinus, B. Aneurysm of middle cerebral aery, C. Aneurysm of lower cerebral aery, D. Junction of PCA with JCA
D: Junction of PCA with JCA
Answer: D: Junction of PCA with JCA 
Explanation: *a third nerve palsy may be present due to local pressure from an aneurysm of the posterior communicating aery . Ref Harrison20th edition pg 2334