Vargas Company purchased a computer for $3,000 on January 1, 2016. The computer is estimated to have a 5-year useful life and a $500 salvage value. What adjusting entry would Vargas record on December 31, 2016 to recognize expense related to use of the computer?

Depreciation expense	600
Accumulated depreciation		600

Accumulated depreciation	500
Depreciation expense		500

Depreciation expense	500
Computer		500

Depreciation expense	500
Accumulated depreciation		500