Who Among the Following Patients Is Likely to Be Better

Who among the following patients is likely to be better adjusted and most successful in coping with HIV infection?

A) Paul,who has enrolled himself in an experimental treatment program on the insistence of his family
B) Mary,who contracted HIV through a faulty blood transfusion and feels that she has no personal control over the disease
C) Tom,who prefers to spend most of his time by himself because seeing his family frequently upsets him
D) John,who feels that he has some control over the disease and has taken responsibility for his treatment