Required: Determine the amount of the standard deduction for each of the following taxpayers for tax year 2020: a. Christina, who is single.. b. Adrian and Carol, who are filing a joint return. Their son is blind. c. Peter and Elizabeth, who are married and file separate tax returns. Elizabeth will itemize her deductions. d. Karen, who earned $1,100 working a part-time job. She can be claimed as a dependent by her parents. e. Rodolfo, who is over 65 and is single. f. Bernard, who is a nonresident alien with U.S. income. g. Manuel, who is 70, and Esther, who is 63 and blind, will file a joint return. h. Herman, who is 75 and a qualifying widower with a dependent child. Required: Raphael and Martina are engaged and are planning to travel to Las Vegas during the 2020 Christmas season and get married around the end of the year. In 2020, Raphael expects to earn $45,000 and Martina expects to earn $15,000. Their employers have deducted the appropriate amount of withholding from their paychecks throughout the year. Neither Raphael nor Martina has any itemized deductions. They are trying to decide whether they should get married on December 31, 2020, or on January 1, 2021. What do you recommend? Use the appropriate Tax Tables. Collective tax liability in 2020 If Raphael and Martina get married in 2020 If Raphael and Martina get married in 2021 Recommendation Required: Determine the amount of tax liability in each of the following instances: Use the appropriate Tax Tables and Tax Rate Schedules. a. A married couple filing jointly with taxable income of $32,991. b. A married couple filing jointly with taxable income of $192,257. c. A married couple filing separately, one spouse with taxable income of $43,885 and the other with $56,218. d. A single person with taxable income of $79,436. e. A single person with taxable income of $297,784. f. A head of household with taxable income of $96,592. W g. A qualifying widow with taxable income of $14,019. h. A married couple filing jointly with taxable income of $11,216. (For all requirements, use the Tax Tables for taxpayers with taxable income under $100,000 and the Tax Rate Schedules for those with taxable income above $100,000.)