Choose the most appropriate answer. In the basic Order-Reorder-Replenishment cycle, the Order Cycle Time can be measured as (a) the time between placing two successive orders (or reorders). (b) the time between receiving two successive orders (or reorders). only (a), not (b) only (b), not (a) either (a) or (b) neither (a) nor (b) In the basic model, because production capacity or supply is infinite, the demand rate D represents the Flow Time. Flow Rate. Inventory. none of the above