A contractor bought a crane for erecting tall buildings. It was invoiced from Japan CIF (cost, insurance, freight) Manila at P2,500,000. Brokerage, bank, customs duties, permits, etc. total P1,200,000. At the end of 10years, he expects to sell it for P500,000. Determine the book value at the beginning of year 5 using the: A)Straight-Line Method. B) Sinking Fund Method at 12%. C) Matheson Formula Method. D) Double Declining Balance Method. E) Sum of the Years Digit Method.