Periodic Inventory by Three MethodsThe units of an item available for sale during the year were as

follows:There are $16$ units of the item in the$$physical

inventory$$at December $31.$ The periodic inventory system is

used. Round average unit cost to one decimal and final answers to

the nearest whole dollar, if required.a$.$Determine the inventory cost by

the$$first$-$in$,$ first$-$out$$method$.$

$b$.$Determine the inventory cost by

the$$last$-$in$,$ first$-$out$$method$.$

$c$.$Determine the inventory cost by the

weighted average cost method.