The text is careful in its definition of inventory to distinguish between average inventory and the inventory present at time t. The statement below that best captures the text definition of inventory present at time t is: Group of answer choices the total number of flow units within process boundaries that are undergoing a transformation the average inventory that is within the process boundaries between time t1 and time t2 the flow rate at a point in the process divided by the flow time at that point in the process the total number of flow units present within process boundaries at time t