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
Atopy in hypersensitivity is ? 
Select and explain. 
A. Systemic type I hypersensitivity, B. Local type I hypersensitivity, C. Systemic type II hypersensitivity, D. Local type II hypersensitivity
B: Local type I hypersensitivity
Answer: B: Local type I hypersensitivity 
Explanation: Ans. is 'b' i.e., Local type I hypersensitivity