On March 12, Klein Company sold merchandise in the amount of $7,800 to Babson Company, with credit terms of 2/10, n/30. The cost of the tems sold is $4,500 Klein uses the perpetual inventory system and the gross method of accounting for sales. On March 15 some of the merchandise. The selling price of the merchandise is $600 and the cost of the merchandise returned is $350. Babson pays the invoice on March 20, and takes the appropriate discount. Thea mount that Klein receives from Babson on March 20 bs: Multiple Choice $7,800 $7,200 $7.644