Company for January 2008. The company uses the periodic inventory system. a. Jan. 4 Purchased $4,000 of merchandise on account, terms 1/10, n/30, FOB shipping point. b. Jan. 5 Paid shipping cost of $350 on the Jan. 4 purchase. c. Jan. 6 Returned $800 of the merchandise purchased on Jan. 4. d. Jan. 7 Sold merchandise for $3,900 on account, terms 2/10, n/30, FOB Destination. e. Jan. 7 Paid the shipping cost of $100 on the previous sale. f. Jan. 10 Recorded the discount and paid the amount due from the purchase of merchandise on Jan. 4. g. Jan. 28 Sold merchandise for $2,600 cash. Required: a. Record the above transactions in general journal form. b. Harper's beginning inventory balance for January was $18,500. A physical count of inventory on January 31 revealed $17,800 of merchandise on hand. Calculate Harper's cost of goods available for sale and cost of goods sold for January