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: Pathology
All of the following are immune complex diseases except- 
Select and explain. 
A. Serum sickness, B. Farmer's lungs, C. SLE, D. Graft rejection
D: Graft rejection
Answer: D: Graft rejection 
Explanation: Ans. is 'd' i.e., Graft rejectionGraft rejection is Type IV hypersensitivity