Which of These Definitions Is NOT Correct

Which of these definitions is NOT correct?

A) JOINT CONTROL: contractually agreed sharing of an arrangement when decisions about related activities are made
B) JOINT OPERATION: where parties with joint control have access to net assets of the arrangement
C) JOINT ARRANGEMENT: an arrangement shared dependent on a contractual agreement,and establishing joint control
D) JOINT VENTURE: where parties with joint control have right to the net assets of the arrangement