Which of the Following Describes the Function of Task/work Groups

Which of the following describes the function of task/work groups?

A) The prevention of personal or societal disorder through conveying information and/or the examining of values.
B) To help group participants resolve the usual, yet often difficult, situations connected with living in an ever changing world as well as to help participants develop their existing interpersonal problem-solving competencies to better handle future problems
C) To help individual group members resolve their in-depth and sometimes serious psychological problems
D) To improve work practices and to accomplish identified work goals