Which one of the following statements is correct (true)? Muiltiple Choice Fixed costs are always sunk costs. A cost that is traceable to a segment through activity based costing is always an avoidable cost for decision making The book value of an old machine is Irrelevant In a sell or repair decision. Variable costs are always relevant costs in Which one of the following statements is correct (true)? Mutiple Choice Payment of overtime to a worker in order to relax a producion constaint would never Increase the profits of a company A product whose revenues do not cover its variable costs and its tro usuelly be dropped When a company has a production constraint, total conntition ndtgibmzea by ehsing the produts with the smalest contribution margin per unit of the constrained resource An avoidable foxed production cost incurred before the split off point in ajoint process is relevant in a sell or process further decision