Given the following inventory information, construct an $($a$)$ ABC analysis by annual dollar usage, $($b$)$ ABC analysis by current inventory value, and $($c$)$ ABC inventory matrix. Is the firm stocking the correct inventories?ITEM NUMBERUNIT COST $($$$)$ANNUAL USAGE $($UNITS$)$CURRENT INVENTORY $($UNITS$)$A$96732\mathrm{.}0014,500$B$8866\mathrm{.}001008,000$C$3145\mathrm{.}2532115$D$87912\mathrm{.}5054254$E$5360\mathrm{.}05125120$F$8760\mathrm{.}07423500$G$1120\mathrm{.}125001,008$H$0981\mathrm{.}22235750$J$1255\mathrm{.}256,500120$K$9660\mathrm{.}254,0001,000$L$2421\mathrm{.}001,500375$M$4555\mathrm{.}502,000500$N$0077\mathrm{.}2154525$P$2315\mathrm{.}2532300$Q$9543\mathrm{.}2525240$T$63370\mathrm{.}00500800$W$9850\mathrm{.}7580020,000$X$2211\mathrm{.}508,0002,000$Y$32132\mathrm{.}001,000500$Z$6334\mathrm{.}003,500125$