Splish Brothers Inc. purchased a tractor trailer for $168000, Splish Brothers uses the units-of-activity method for depreciating its trucks and expects to drive the truck 1000000 miles over its 12-year useful life. Salvage value is estimated to be $24000. If the truck is driven 76000 miles in its first year, how much depreciation expense should Splish Brothers record? O $10944 $10197 $12388 $12768