During the current year, Ron and Anne sold the following assets: (Use the dividends and capital gains tax rates and tax rate schedules.) Capital Asset Market Value Tax Basis Holding Period L stock $ 50,000 $ 41,000 > 1 year M stock 28,000 39,000 > 1 year N stock 30,000 22,000 < 1 year O stock 26,000 33,000 < 1 year Antiques 7,000 4,000 > 1 year Rental home 300,000* 90,000 > 1 year *$30,000 of the gain is 25 percent gain (from accumulated depreciation on the property). Ignore the Net Investment Income Tax. a. Given that Ron and Anne have taxable income of only $20,000 (all ordinary) before considering the tax effect of their asset sales, what is their gross tax liability for 2021 assuming they file a joint return