Question 4 An actiebased cost system that is designed for internal decision making will not conform to generally accepted accounting urinciples because Under activity-based conting some manufacturing costs ie, the costs of idle capacity and organization-sustaining costs will not be signed to products. Under activity-based costing the sum of all product costs does not equal the total costs of the company, Under activity based costins, nonmanufacturing costs are never assigned to products Activity based costing results in less accurate costs than more traditional costing methods based on direct labor hours or machine-hours