Which One of the Following Scenarios Represents the Use of a Kanban

Multiple Choice

Which one of the following scenarios represents the use of a kanban to reduce inventories?

A) A supervisor tells the operators to stay busy and start producing parts for next month.
B) A "supplier" work centre signals the downstream workstation that a batch has been completed.
C) A supervisor signals to several work centres that the production rate should be changed.
D) A "customer" work centre signals to the "supplier" workstation that more parts are needed.
E) An operator asks the next station's operator to help him fix his machine.