This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharynx, Subject name: ENT
A membrane in the throat is caused by all except 
Select and explain. 
A. Streptococcus, B. Staphylococci, C. Borrelia, D. Cornyebacteria
B: Staphylococci
Answer: B: Staphylococci 
Explanation: Hemolytic streptococcus is the most common infecting organismDifferential Diagnosis of Membrane on Tonsili. Membranous tonsillitisii. Leukemiaiii. Diphtheriaiv. Aphthous ulcerv. Vincent&;s anginavi. Malignancy of tonsilRef: Hazarika; 3rd ed; Pg 479