21 01:48:30 During 2021, Cinnamon Buns Co. (CBC) recorded the following transactions relating to its inventories (listed in chronological order) January 1 May 10 July 22 Beginning inventory 70 units @ $55 Purchase 40 units @ $60 Sale November 3 Purchase 90 units @ 105 70 units @ $65 If CBC uses the perpetual weighted average method to account for its inventory, Its cost of goods sold for the year ended at December 31, 2021 should be: Multiple Choice $5,112 O O O $5,400 $7,065 $6,750