During 2020, Jackson, a single taxpayer, had the following capital gains and losses: Gain from the sale of coin collection (held three years) $12,000 Gain from the sale of land held as an investment for six years 9,000 Gain from the sale of stock held as an investment (held for 10 months) 3,000 a. How much is Jackson's tax liability if his taxable income is $32,000 and he is in the 12% tax bracket? How much is his tax liability if his taxable income is $200,000 and his tax bracket is 32% (not 12%)? b