When using the double declining balance method, in calculating the annual depreciation expense, the depreciation rate is applied to the (a) Purchase price of the asset (b) Fair value of the asset at...

When using the double declining balance method, in calculating the annual depreciation expense, the depreciation rate is applied to the (a) Purchase price of the asset (b) Fair value of the asset at beginning of the period (c) Depreciable amount (d) Book value at beginning of that year (e) None of these