Karloff Medical Supply Maintains an Average Inventory of 2,000 Human

Karloff Medical Supply maintains an average inventory of 2,000 human skulls for sale to medical schools and filmmakers. The carrying cost per skull per year is estimated to be $5. Boris places an order for 10,000 skulls on the first of each month and the order cost is $75. What is the economic order quantity (EOQ) ?

A) 1,106 units
B) 1,657 units
C) 1,745 units
D) 1,801 units
E) 1,897 units