请各位老师及高人写一下解此题的思路.我不清楚如何解此题.谢谢
In 2005, Bethel Security Inc. reports pretax income of 180 million and an effective tax rate of 15 percent. It is the first time in four years that the company has reported a profit. In the footnotes to the financial statements the company also discloses that the valuation allowance associated with a deferred tax asset decreased from 87 million to 32 million as a result of the utilization of tax-loss carryforwards. Net income appropriately adjusted for the change in the valuation allowance is closet to A. 0 million B. 55 million C. 74 million D. 98 millioin |