I think the correct answer would be sick food service of the employees. Poor food handling contributes to two-thirds of foodborne illness outbreaks in restaurants. When employees do not follow correct procedures when handling food, it is possible for poisoning or acquiring a disease to happen.
Hi there! I hope I'm not late. The answer is D and E. I just got it right. Hope this helps ;)
A scientist is someone who studies science. In other words,if you want to get technical, its a person who is studying/has expert knowledge of certain natural and/or physical sciences.
~Hope this helped