An Apple store has demand $($D$)$ for $8,000$ iPhones per year. The firm operates a $250-$day working year. On average, delivery of an

order takes $3$ working days, but has been known to take as long as $4$ days. The store wants to calculate the reorder point without a

safety stock and then with a one$-$day safety stock.

Select an answer and submit. For keyboard navigation, use the up$/$down arrow keys to select an answer.

a $,$ROP$=32$ and $48$ with the safety stock

b $,$ROP$=96$ and $128$ with the safety stock

ROP $=108$ and $132$ with the safety stock

ROP $=135$ and $148$ with the safety stock

ROP $=200$ and $250$ with the safety stock