During 2021 , Brady Company sold a piece of equipment for $ 7,000 . The equipment had an original cost of $ 10,000 and accumulated depreciation to the date of sale of $ 6,000 . The sales proceeds were reported as miscellaneous income on the 2021 income statement . No other entries were made . What is the effect of the error on the December 31 , 2021 , balance sheet ? A,B,C, or D.