A cook prepares sandwitches for 10 people going for picnic. Eight out of them develop severe gastroenteritis within 4-6 hrs of consumption of the sandwitches. It is likely that on investigations the cook is found to be the carrier of -: (A) Salmonella typhi., (B) Vibrio cholerae, (C) Entamoeba histolytica, (D) Staphylococcus aureus
Answer is D. None