Castle TV, Incorporated purchased 1,500 monitors on January 5 at a per-unit cost of $133, and another 1,500 units on January 31 at a per-unit cost of $250. In the period from February 1 through year-end, the company sold 2,870 units of this product. At year-end, 130 units remained in inventory. Assume that the replacement cost of this monitor at year-end is $240 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 $1,300. $650. $0. $1,950.