Horner Corporation has a deferred tax asset at December 31,2015 of $80,000 due to the recognition of potential tax benefits of an operating loss carryforward. The enacted tax rates are as follows: 40% for 20122014;35% for 2015; and 30\% for 2016 and thereafter. Assuming that management expects that only 60% of the related benefits will actually be realized, a valuation account should be established in the amount of: a. $80,000 b. $32,000 c. $28,000 d. $24,000