Question:ADB is a business which is owned by its workers. The workers share the profits and they each have a vote on how the business is run.
  Which of the following best describes ADB?
  A.Public sector
  B.Private sector
  C.Not-for-profit
  D.Co-operative
   Answer:D
         Rationale: A co-operative is a business which is owned by its workers or customers, who share he profits. Others features include open membership, democratic control, distribution of surplus in proportion to purchases and promotion of education.