Which of the following statements about a problem-solving team is true?

Which of the following statements about a problem-solving team is true?
A) It is typically formed to discuss ways to improve quality in all phases of the organization, to make organizational processes more efficient, or to improve the overall work environment.
B) It is a creative team which involves a highly integrated group of several skilled individuals who are cross-trained and have the responsibility and authority to perform some specified activity.
C) Management must respond to the problem-solving team's recommendations by implementing them in their entirety.
D) Generally responsible for whole tasks as opposed to "parts" of a job, the problem-solving team is an important new way of structuring, managing, and rewarding work.
E) It is generally permanent in nature, with the focus of the team shifting from one problem to another over time.