9- Double-declining balance depreciation: a) is an accelerated method of depreciation. b) ignores the residual value in computing depreciation, except during the last year. c) is based on book value. d) is all of the above. 10- If a machine has been fully depreciated and has no residual value: a) there will always be a loss on the disposal. b) there will always be a gain on the disposal. c) there will be no gain or loss on the disposal. d) total assets will be increased