On January 1,2011, Lava Company purchased a patent for a new consumer product for

P900,000. At the time of purchase, the patent was valid for 15 years. However, the patent's

useful life was estimated to be only 10 years due to the competitive nature of the product. On

December 31, 2014, the product was permanently withdrawn from sale under governmental

order because of a potential health hazard in the product. What amount should be charged

against income of 2014 if amortization is recorded at the end of each year?

A. 90,000 C. 630,000

B. 540,000 D. 720,000