Castle TV$,$ Incorporated purchased $2,500$ monitors on January $5$ at a per$-$unit cost of $$203,$ and another $2,500$ units on January $31$ at a per$-$unit cost of $$290.$ In the period from February $1$ through year$-$end, the company sold $4,400$ units of this product. At year$-$end, $600$ units remained in inventory.

Assume that the replacement cost of this monitor at year$-$end is $$282$ per unit. Using the first$-$in$,$ first$-$out $($FIFO$)$ flow assumption and the lower$-$of$-$cost$-$or$-$market rule, Castle TV should write down the carrying value of this inventory by:

Multiple Choice

$$2,400.$

$$0.$

$$7,200.$

$$4,800.$