Answer:
 The corporation's current income tax expense or benefit would be $86,940.
Note: The Internal Revenue Service (IRS) 2019 tax rate of 21% for corporation is used since the tax rate is not given in the question.
Explanation:
Details                                                                Amount ($)
Pretax book income                                             620,000
Favorable temporary differences                       (160,000)     
Unfavorable temporary differences                    106,000
Favorable permanent differences                    <u> (152,000) </u>
Adjusted income                                                  414,000
Tax expenses (at 21%)                                     <u>   (86,940)  </u>
Profit after tax                                                     <u> 327,060   </u>
Therefore, the corporation's current income tax expense or benefit would be $86,940.
Note: The Internal Revenue Service (IRS) 2019 tax rate of 21% for corporation is used since the tax rate is not given in the question.