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Alsup Consulting sometimes performs services for which it recelves payment at the conclusion of the engagement, up to six months after services commence. Alsup recognizes service revenue for financlal reporting purposes when the services are performed. For tax purposes, revenue is reported when fees are collected. Service revenue, collections, and pretax accounting income for 20202023 are as follows: There are no differences between accounting income and taxable income other than the temporary difference described above. The enacted tax rate for each year is 25%. (Hint: You will find it helpful to prepare a schedule that shows the balances in service revenue recelvable at December 31,2020 2023.) Required: 1. to 3. Prepare the approprlate journal entries to record Alsup's 2021 income taxes, 2022 income taxes and 2023 income taxes. (if no entry Is requlred for a transactlon/event, select "No Journal entry required" In the first account fleld. Enter your answers in thousands (e.g. 150,000 should be entered as 150).)