Zeus Company reported pretax financial income of P8,000,000 for the year ended December 31, 2021. The taxable income was P9,000,000. The difference is due to rental received in advance. Rental income is taxable when received. The income tax rate is 25% and Zeus Company made estimated tax payment of P1,000,000 during the current year. Required: a. Prepare journal entries relating to income tax for 2021. b. Compute the total income tax expense for 2021.