This year, Sigma Inc. generated $670,500 income from its routine business operations. In addition, the corporation sold the following assets, all of which were held for more than 12 months Initia.l Basis Acc. Depr.Sale Price 0 81,250 33,000 Marketable securities Production equipment Business realty: s 162,800 $ 128,400 102,720 209,250 276,000 0 219,000 82,800 271, 000 Land Building Through date of sale a. Compute Sigma's taxable income assuming that it used the straight-line method to calculate depreciation on the building and has no nonrecaptured Section 1231 losses b. Recompute taxable income assuming that Sigma sold the securities for $176,400 rather than $81,250 Complete this question by entering your answers in the tabs below. Required A Required B Compute Sigma's taxable income assuming that it used the straight-line method to calculate depreciation on the building and has no nonrecaptured Section 1231 losses Taxable income Complete this question by entering your answers in the tabs below. Required ARequired B Recompute taxable income assuming that Sigma sold the securities for $176,400 rather than $81,250 Taxable income