Penelope is the most difficult client whom group leader Ari has had to deal with in his 30 years of practice. She is disruptive, rude, overbearing and confrontational. Just now, an intense argument was initiated by Penelope. Two other members have threatened to quit the group. Which of the following is correct?​
a) ​Ethically, Ari must dismiss Penelope to preserve the group
​b) Ari should quash the conflict temporarily in favor of a "cooling-off" period
​c) Ari should state his observations and hunches in a tentative manner
d) Ari should respond in-kind to Penelope to see how she feels when presented with "her" behavior