Please answer both A and B as they both pertain to the same question

Required information [The following information applies to the questions displayed below) During the current year, Ron and Anne sold the following assets (Use the dividends and capital gains tax rates and taxrate schedules.) $30,000 of the gain is 25 percent gain (from accumulated depreciation on the property). Ignore the Net Investment Income Tax. 2022 Tax Rate Schedules Individuals Schoshule X_Sinolo Tax Rates for Net Capital Gaies and Qualified Dividend. a. Given that Ron and Anne have taxable income of only $20000 (all ordinary) before considering the tax effect of their asset sales. what is their gross tax llability for 2022 assuming they file a joint retum? b. Given that Ron and Anne have taxable income of $400,000 (all ordinary) before considering the tax effect of their asset sales, what is their gross tax liability for 2022 assuming they file a joint return