One Study Found That Cancer Patients Who Attended Weekly Meetings

One study found that cancer patients who attended weekly meetings that centered on health education,stress management,and social support:

A) had better survival rates than a control group that did not attend meetings.
B) had about the same survival rates as those in the control group.
C) had poorer survival rates than those in the control group.
D) had about the same survival rates,but reported lower levels of stress than those in the control group.