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: Medicine
Chromosomes involved in adult polycystic kidney disease (APKD) - 
Select and explain. 
A. 6&11, B. 4 & 16, C. 4 & 12, D. 4 & 17
B: 4 & 16
Answer: B: 4 & 16 
Explanation: None