The facility that is most cost-effective would be a local doctor at a primary health care center
Answer:
E. Coli (Option A)
Explanation:
It's not B. Salmonella is contracted from reptiles, poop, etc. and is unlikely to be found in a regulated restaurant setting.
It's not C. Gastroenteritis isn't really a foodborne illness and has specific, easily identifiable symtoms anyways.
It's not D. Ryan would be dead if he contracted Botulism.