During a Mental Status Assessment, Which Question by the Nurse

During a mental status assessment, which question by the nurse would best assess a person's judgment?

A) "Do you feel that you are being watched, followed, or controlled?"
B) "Tell me what you plan to do once you are discharged from the hospital."
C) "What does the statement, 'People in glass houses shouldn't throw stones,' mean to you?"
D) "What would you do if you found a stamped, addressed envelope lying on the sidewalk?"