Which Statement Least Describes a Cancer Patient's Understanding of Feedback

Which statement least describes a cancer patient's understanding of feedback given to them by their health professional?

A) There may be frequent misunderstandings of what they are told.
B) There may be misunderstandings about the goals of treatment.
C) There may be misunderstandings about the severity of their illness.
D) Patients can be overly optimistic regarding their prognosis.
E) Patients have a clear understanding as to the nature of their illness.