When using straight-line depreciation to compute depreciation for a partial year. A. compute depreciation for a full year under straight-line depreciation and multiply it by the fraction of the year that you held the asset. OB. compute depreciation for a full year under straight-line depreciation and multiply it by 50%. O C. the straight-line method automatically adjusts for partial periods, so no adjustments are needed. O D. compute depreciation for a full year under straight-line depreciation and use that amount. 4