This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
Type II hypersensitivity - 
Select and explain. 
A. Blood transfusion reaction, B. Ahus reaction, C. Hay Fever, D. Glomerulonephritis
A: Blood transfusion reaction
Answer: A: Blood transfusion reaction 
Explanation: autoimmune haemolytic anaemia, transfusion reactions,idiopathic thrombocytopenic purpura,graves disease,myasthenia gravis are the examples of type 2 hypersensitivity.Harshmohan textbook of pathology 7th edition