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 aureus is present in mayonnaise. The patient presents with nausea, vomiting, and abdominal pain, followed by diarrhea beginning 1-6 hours after ingestion of the toxin. The toxin is: 
Select and explain. 
A. Not a preformed enterotoxin toxin, B. Preformed enterotoxin toxin, C. Preformed non enterotoxin toxin, D. Non preformed non enterotoxin toxin
B: Preformed enterotoxin toxin
Answer: B: Preformed enterotoxin toxin 
Explanation: Preformed enterotoxin toxin