Assume Shopping. com began May with 12 units of imentory that cost a total of $228. During May. Shopping. com purchased and sold goods as follows: (Cick the icon to viow the purchases and sales) Suppose Shopping com used the weighted-average invontory casting method and the perpetual imventory system. Compule the weighted-average unit cost of the company's inventory on hand at May 8 . Pound weighted-average unit cost to the nearest cent. A. $1975 B. $21.00 c. $1950 Data table D. Cannot be delermined from the data given