Canadian Researcher Alistair Cunningham and Colleagues at the Ontario Cancer

Canadian researcher Alistair Cunningham and colleagues at the Ontario Cancer Institute found the following in terms of the benefits of psychological interventions with patients, except that

A) no significant improvements in terms of self-reports of mood and quality and life.
B) the amount of psychological work that patients engaged in correlated with longevity.
C) patients' expectancy that psychological efforts would have a positive effect correlated with positive outcome.
D) group interventions were better than individual psychotherapy in terms of outcome.