28. Apo Supply Company is engaged in merchandising both at its Home office in Makati and as its Branch in Davao City. Selected accounts taken from the trial balances of the Home office and the branch as of December 31,2013 follows: Makati Branch Debits Inventory, Jan. 1,2013 P23,000 P11,550 Davao branch 58,300 - Purchases 190,000 105,000 Freight in from home office - 5,500 Sundry expenses 52,000 28,000 Credits Home office P- P53,300 Sales 155,000 140,000 Sales to branch 110,000 - Allowances for overvaluation of Branch inventory at Jan. 1,2013 1,000 - Additional information: - The Davao City branch gets all of its merchandise from the home office. The home office bills the goods at cost plus a 10% mark-up. At December 31,2013, a shipment with a billed value of P5,000 was still in transit. Freight on this shipment was P250 and is to be treated as part of the inventory. - Inventories on December 31,2013, excluding the shipment in transit, follow: Home office, at cost Branch, at billed price (excluding freight of P520) P30,000 10,400 What is the combined total comprehensive income (loss) of the home office and the branch on December 31,2013? a. P30,470 b. P20,870 c. P(10,000) d. P(30.470)