问题详情

WhichofthefollowingeventswillmostlikelyresultinadecreaseinavaluationallowanceforadeferredtaxassetunderU.S.GAAP(generallyacceptedaccountingprinciples)？A(n):
A.reductionintaxrates.
B.decreaseininterestrates.
C.increaseinthecarryforwardperiodsavailableunderthetaxlaw.