Paul, a calendar year single taxpayer, has the following information for 2019 (not 2020): AGI State income taxes State sales tax Real estate taxes Gambling losses (gambling gains were $ 12,000) $ 175,000 13,500 3,000 18,900 6,800 Paul's allowable itemized deductions for 2019 are: a. $ 10,000 b. $ 16,800 C. $ 39,200 d. $ 42,200 e. None of these.