Question

a _____________ is responsible for making sure all special meals requirements have been prepared before the tray line begins. chef registered pharmacist nutrition aide registered dietician

Explanation:

A registered dietician is trained in nutrition and dietetics. Their role includes ensuring special meal requirements (such as for medical conditions like diabetes, allergies, etc.) are met. A chef focuses on cooking techniques and general meal preparation. A registered pharmacist deals with medications. A nutrition aide may assist but the responsibility for ensuring all special meal requirements (which often need professional knowledge) lies with the registered dietician.

Answer:

registered dietician