New Wave Shelving's Inventory Manager would like to startusing an Abe Inventory classication system. Ine fonowing table shows the annual inventory usage of all the $19$ compo$-$nent items that the company holds. Assign them to their appropriate category.SKU #DescriptionQuantity UsedPer YearDollar ValueFer Unia$-1$Steel panel$500$$$25\mathrm{.}00$a$-2$Steel bumper$750$$ $135\mathrm{.}00$a$-3$Steel clamp$3500$$ $5\mathrm{.}00$a$-4$Steel brace$200$$ $20\mathrm{.}00$b$-1$Copper coil$1250$$ $260\mathrm{.}00$b$-2$Copper panel$1250$$ $50\mathrm{.}00$b$-3$Copper brace $1250$$ $75\mathrm{.}00$b$-4$Copper brace $2150$$$125\mathrm{.}00$c$-1$Rubber bumper$8500$$ $0\mathrm{.}75$c$-2$Rubber foot$6500$$ $0\mathrm{.}75$c$-3$Rubber seal $11500$$ $1\mathrm{.}00$C$-4$Rubber seal $23500$$$1\mathrm{.}00$C$-$SRubber seal $31200$$ $2\mathrm{.}25$d$-1$Plastic fastener kit$1500$$ $3\mathrm{.}50$d$-2$Plastic handle$2000$$ $0\mathrm{.}75$d$-3$Plastic panel$1000$$ $6\mathrm{.}50$d$-4$Plastic bumper$2000$$ $1\mathrm{.}25$d$-5$Plastic coil$450$$ $6\mathrm{.}00$$ $0\mathrm{.}25$Economic Order Quantity$9.$ Yellow Press, Inc., buys paper in $1,500-$pound rolls for print$-$ing. Annual demand is $2,500$ rolls. The cost per roll is $$800,$ and the annual holding cost is $15$ percent of the cost. Eachorder cosis nou lo orocess.a$.$ How many rolls shouellow Press, Inc., order at a time?b$.$ What is the time between orders?$10.$ Babble, Inc., buys $400$ blank cassette tapes per month for useIn producio lore ga alguage courseware. the Ordermo cost is $$12\mathrm{.}50.$ Holding cost is $$0\mathrm{.}12$ per cassette per year.a$.$ How many tapes should Babble, Inc., order at a time?b$.$ What is the time between orders?$11.$ At Dot Com, a large retailer of popular books, demand is constant at $32,000$ books per year. The cost of placing an order to replenish stock is $$10,$ and the annual cost of holding is $$4$ per book. Stock is received $5$ working days after an order has been placed. No backordering is allowed. Assume $300$ working days a year.a$.$ What is Dot Com's optimal order quantity?b$.$ What is the optimal number of orders per year?