In a company or other organization, the department of human resources is the department that deals with ( ) A: Performance appraisal B: The recruiting, training and development C: Rewards & punishment D: Motivation, Promotion/demotion/discontinuation

Which of the following are relevant when deciding whether or not to discontinue a product? （ ）在决定是否停产产品时，以下哪项是相关的？（ ） A: Unavoidable fixed costs related to the product 与产品有关的不可避免的固定成本 B: Avoidable fixed costs related to the product 与产品有关的可避免的固定成本 C: The product’s contribution margin 产品的边际利润 D: The effect of discontinuation on the sales of the company’s other products. 停产对公司其他产品销售的影响。