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
Staphylococcus in stool occurs in - 
Select and explain. 
A. Staphylococcal food poisoning, B. Ischiorectal abscess, C. Toxic shock syndrome, D. May be a normal finding
A: Staphylococcal food poisoning
Answer: A: Staphylococcal food poisoning 
Explanation: Ans is 'a' i.e., Staphylococcal food poisoning