15. LO.1, 3 Continuing with the facts from Problem 14, Prance reports $600,000 of pretax book net income in 2021. Prance’s book depreciation exceeds tax depreciation that year by $20,000. Prance reports no other temporary or permanent book-tax differences. Assuming that the pertinent U.S. tax rate is 21%, compute Prance’s current income tax expense for the year.