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What are the costs that have to be known in calculating price using cost-plus pricing? Select one: a. Variable cost and mark up b. Fixed cost and selling price c. Variable cost and selling price d. Mark up and competitor price What is the pricing method that relevant to count the product that is sold in the mature market when the price is already set? Select one: a. Target costing b. Activity-based costing c. Margin costing d. Cost plus pricing