Vaughn's Market recorded the following events involving a recent purchase of inventory: Received goods for $80200, terms 2/7, n/30. Returned $1200 of the shipment for credit. Paid $500 freight on the shipment. Paid the invoice within the discount period. As a result of these events, the company's inventory increased by $77910. O increased by $77420. O increased by $77920. O increased by $79500.