19. Juan Foods purchases a computer system in 2015 for $20,000. Its expected useful life is 5 years. At the end of 2015, it has to record depreciation on the computer system of $2,000. What is the correct journal entry to record the depreciation? Debit computer system $2,000; credit depreciation expense $2,000 Debit accumulated depreciation $2,000; credit computer system $2,000 Debit depreciation expense $2,000; credit accumulated depreciation $2,000 Debit computer system $2,000; credit accumulated depreciation $2,000