An inventory decision rule states, "When the inventory level goes down to $14$ gearboxes, $100$ gearboxes will be ordered $"$ Which of the following statements is TR

A$.$ Fourteen is the reorder point, and $100$ is the order quantity

B$.$ One hundred is the reorder point, and $14$ is the order quantity

C$.$ Fourteen is the safety stock, and $100$ is the reorder point

D$.$ The number $100$ is a function of demand during lead time

E$.$ None of the above is true.