Which of the following best describes the performing stage of team development? A) Nick and Julie present alternate ways of assigning work, and the team debates the issue. B) Nick, Julie, Raul, and Ming each share their background at the company. C) The four group members work at their assigned tasks efficiently and work together as needed. D) All four members of the team discuss what the team roles and goals should be. E) Nick and Ming draft a work plan, while Raul and Julie write guidelines for the group to consider