In activity-based costing, the Work in Process account is debited when overhead is applied to products using activity rates True or False True False When a company implements activity-based costing, activity rates are calculated based on actual activities as they occur during the accounting period True or False True False The margin of safety is computed as the current sales dollars minus last year's sales dollars. True or False True False Help Save & EX Using Activity Based Costing is imperative for certain companies in order to calculate an accurate per unit product cost and therefore determine an appropriate sales price for products. True or False True False