As a transfusion medicine physician, I must know if I can trust my staff’s interpretation of immunohematology testing. I may be called at night and they will provide me with results and I must use these to make a medical judgment. If their interpretation is flawed, I might make a decision that harms the patient.
I really don’t like multiple-choice questions, but nowadays this is often the norm. For my staff, especially senior staff and those who want to be promoted to senior staff, I have developed a series of projective exercises to help me understand their thought processes.
Here is another series of exercises, usually given to advanced technologists and supervisor candidates. I want them to tell me what they need to assess each scenario. Can they definitively diagnose solely on the information provided?
These are open-ended and may have more than one possible interpretation:

9/9/20