ELO Corporation purchased a patent for $180,000 on September 1, 2006. It had a useful life of 10 years. On January 1, 2008, ELO spent $44,000 to successfully defend the patent in a lawsuit. ELO feels that as of that date, the remaining useful life is 5 years. What amount should be reported for patent amortization expense for 2008?
a. $41,200.
b. $40,000.
c. $37,600.
d. $31,200.