As Members Disperse at the Conclusion of a Productive Group

As members disperse at the conclusion of a productive group meeting, one member says, "Let's have a big group hug." What is the leader's most appropriate response?

A) "Hugging is not permitted."
B) "I am glad you found the meeting so helpful."
C) "Thanks for that suggestion, but not everyone may be comfortable with hugs."
D) "The group is over now.Members may not have continued contact with each other."