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
In acute intersitial nephritis, proteins associated -a) Amyloidb) Fibrinogen c) Vitamin D binding protein d) Albumine) Light chain 
Select and explain. 
A. a, B. b, C. ab, D. ae
D: ae
Answer: D: ae 
Explanation: None