Colin Mills Is a 19-Year-Old Pre-Med Student

Colin Mills is a 19-year-old pre-med student. He attends college and works part-time in the food service department in the medical center. He tells his supervisor that he is thinking about changing jobs because he does not feel his current position has any relevance to his future career goals. The supervisor explains that the diets and foods that the patients eat have a strong correlation to health and disease.
-Colin delivers a patient's tray and the nurse informs him that the patient is undergoing a test and will not be back for 2 hours.Colin should:

A) leave the tray at the bedside.
B) ask the nurse to heat up the meal when the patient arrives.
C) return the tray to the kitchen and ask the nurse to call the foodservice department for a new tray when the patient is back.
D) none of the above