A Company That Uses the Periodic Inventory Method Provides the Following

A company that uses the periodic inventory method provides the following information:
$\begin{array} { l r } \text { Beginning inventory } & \$ 4,000 \\\text { Purchases } & \$ 120,000 \\\text { Purchase discounts } & \$ 2,400 \\\text { Purchase returns and allowances } & \$ 800\end{array}$
At the end of the period,the company does an inventory count and finds $16,000 of inventory on hand.
How much is the Cost of goods sold?

A) $104,800
B) $111,200
C) $108,000
D) $128,800