On January 1, 2019. Polo Corporation sold equipment with a carrying amount of $40,000 and a 20-year remaining useful life to its wholly- owned subsidiary, Solo Corporation, for $60,000. Both Polo and Solo use the straight-line depreciation method, assuming no residual value. On December 31, 2019, the separate company financial statements held the following balances associated with the equipment: Polo Corporation: Gain on sale of equipment, $20,000 Solo Corporation: Depreciation expense, $3,000 Equipment, $60,000 Accumulated depreciation, $3,000 A working paper entry to consolidate the financial statements of Polo and Solo on December 31, 2019 included a Multiple Choice credit to depreciation expense for $3.000 Multiple Choice o credit to depreciation expense for $3.000. o credit to gain on sale of equipment for $20.000. o debit to accumulated depreciation for $1000 deble to gain on sale of equipment for $19.000