Please determine the ending balance of merchandise inventory for Adelphi, if the following information is given in 20x1: Beginning inventory: $20,000. Buying inventory and freight costs (under FOB destination) $5,000. Purchase discount received and taken $3,000. Purchase inventories and receive an invoice $15,000. Merchandise returns from customers at costs $2,000. Shrinkage found at year-end $1,000. Select one: a. Some other amount. b. $39,000 c. $35,000. * d. $33,000