Which of the Following Statements Concerning Differences Between Continuous Review

Which of the following statements concerning differences between continuous review (Q systems) and periodic review (P systems) inventory systems is FALSE?

A) P systems require a perpetual inventory count, while Q systems require a periodic inventory counting system.
B) In periodic review systems, orders are placed after an elapsed period, P, has passed, for a variable quantity of units.
C) In continuous review systems, orders are placed for a fixed quantity of goods after a variable length of time has passed.
D) Higher than normal demand during the order cycle leads to a shorter time between orders for Q systems, while in P systems it leads to larger order sizes.