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: Microbiology
Erythroblastosis fetalis is an example of which type of hypersensitivity reaction ? 
Select and explain. 
A. Type I, B. Type II, C. Type III, D. Type IV
B: Type II
Answer: B: Type II 
Explanation: Ans. is 'b' i.e., Type II Erythroblastosis fetalis and blood transfusion reactions are type II hypersensitivity reactions.