Pretax accounting income for the year ended December 31, 2022, was $48 million for Mango Company. Mango's taxable income was $60 million. This was a result of differences between straight-line depreciation for financial reporting purposes and accelerated depreciation for tax purposes. The enacted tax rate is 25% for 2022 and 30% for 2023 and after. What amount should Mango report as the current income tax expense for 2022?
a) $12 million.
b) $14.4 million.
c) $15 million.
d) $18 million.