A machine that cost $3,500 and on which $2,000 of depreciation had been recorded was disposed of on January 2 of the current year. Give without expla- nations the entries to record the disposal under each of the following unrelated assumptions: a. The machine was sold for $1,600 cash. b. The machine was sold for $400 cash- c. The machine was traded in on a new machine of like purpose having & $4,000 cash price. A $1,600 trade-in allowance was received, and the balance was paid in cash._