An assistant manager is reviewing the costs associated with one of the store$$s better$-$selling products. Demand is $400$ units$/$year$.$ The ordering cost is $$25$ per order and the holding cost is $$0\mathrm{.}50$ per unit per year. They currently order $50$ units at a time. Would you recommend that they order more than $50$ units at a time, less than $50$ units at a time, or keep the order equal to $50$ units?

An assistant manager is reviewing the costs associated with one of the store$$s better$-$selling products. Demand is $400$ units$/$year$.$ The ordering cost is $$25$ per order and the holding cost is $$0\mathrm{.}50$ per unit per year. They currently order $50$ units at a time. Would you recommend that they order more than $50$ units at a time, less than $50$ units at a time, or keep the order equal to $50$ units?

A$.$ They should order more than $50$ units at a time

B$.$ They should order less than $50$ units

C$.$ They should keep the order equal to $50$ units

D$.$ Need more information to determine