9) If the actual order quantity is the economicorder quantity in a problem that meets theassumptions of the economic order quantitymodel shown below, the average amount ofinventory on handQ = 2 D SHA) goes down if the holding cost per unitgoes down.B) is smaller than the holding cost per unit.C) is affected by the amount of product cost.D) is zero.E) is one-half of the economic orderquantity