DEF Company, a calendar year corporation, purchased computers for $$1,000,000$ on April $1$st of the previous year that have a $5-$year recovery period. This was DEF's only purchase of depreciable property for the previous year. DEF has taxable income of $$100,000$ in the current year and previous year. DEF neither elects Section $179$ expense nor bonus depreciation. If DEF sells the computers for $$900,000$ on December $20$th of the current year, compute DEF's taxable gain or loss on sale of the computers.

Group of answer choices

$$100,000$ Taxable loss.

$$100,000$ Taxable gain.

$$260,000$ Taxable gain.

$$420,000$ Taxable gain.