In each of the following cases, compute the corporation's regular tax a. Allen Corporation has $160,000 taxable income for its tax year ended December 31, 2017 b. Benson Corporation has $160,000 taxable income for its tax year ended December 31, 2018. c. Carver Corporation has $160,000 taxable income for its tax year ended October 31, 2018. (Do not round intermediate calculations Round your final answer to nearest whole number)