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
Food poisoning with incubation period of 1-6 hours is most probably caused by: March 2013 
Select and explain. 
A. Streptococcus viridans, B. Staphylococcus aureus, C. Salmonella typhi, D. H. pylori
B: Staphylococcus aureus
Answer: B: Staphylococcus aureus 
Explanation: Ans. B i.e. Staphylococus aureus