Alpha Supply Company has computer equipment which it purchased at a cost of $100,000 on January 1, 2010. The company depreciates computer equipment on the straight line basis over its estimated useful life of 5 years. The Income Tax Department allows an annual allowance of 25% on the straight line basis on computer equipment. The tax rate is 30% and the company had a deferred tax liability of $100 at December 31, 2009. Required: Calculate the deferred tax asset/liability and the deferred income tax expense for the company at December 31, 2010.