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Following is the unadjusted trial balance of Lincoln Service Company on December 31, 2013: Lincoln prepares adjustments ANNUALLY each December 31 a. Depreciation on the building is $3, 500 per year. b. Depreciation on the equipment is $2.300 per year. c. Accrued salaries and wages on December 31 are $1.100. d. Unexpired insurance on December 31, is $750. e. Services performed but unbilled and unproceded on December 31 are $3, 250. f. Supplies still on hand on December 31 are $525 g. During the year $3, 600 was received in advance for rental services. As of December 31, $1, 500 is still Prepare the necessary adjusting journal entries on December 31, 2013