When referring a patient to a $12-$step group the therapist realizes which of the following supports successful patient engagement in $12-$step group participation?

A$.$ Provide an overview of the $12-$step approach, explain the concept of powerlessness and spirituality within the $12-$step tradition.

B$.$ Use Motivational Interviewing contracts for attendance at several different groups to find the right "fit" and encourage attendance.

C$.$ Encourage patient to not worry about going to the groups because due to high attrition rates, most groups have many new patients at each session.

D$.$ A and B only