1. ABC analysis is based upon the principle that A) all items in inventory must be monitored very closely. B) more time should be spent on class "C" items because there are more of them. C) an item is critical if its usage is high. D) there are usually a few critical items, and many items which are less critical. E) as with grade distributions in many undergraduate courses, there should be more medium-level "B" items than either "A" or "C"items. Your answer: L ) 2. The graph below plots two different types of costs as a function of the order quantity in the EOQ model. Line B is a plot of the A) Shortage Costs B) Demand C) Order Costs D) Carrying or Holding Costs Annual Order Quantity. O Your answer:( Your answer: L ]