thanks for the help!

Niles Co. has the following data related to an item of inventory: Inventory, March 1, 300 units @ $2.10 Purchase, March 7, 1,400 units @ $2.20 Purchase, March 16, 280 units @ $2.25 Inventory, March 31, 520 units The value assigned to ending inventory if Niles uses periodic LIFO is Select one: O a. $1,092. O b. $1, 104. O c. $1,160. O d. $1,114