The document discusses the major functions of a business which include production/operations, marketing, finance, and human resources. It then discusses the primary, secondary, and tertiary business sectors. The production/operations department is responsible for converting raw materials into finished goods or services. The marketing department identifies consumer wants/needs and ensures products are sold through activities like market research and advertising. The finance department manages money through accurate record keeping and legal compliance. Human resources deals with workforce issues. The primary sector involves extraction/harvesting of natural resources. The secondary sector manufactures goods from raw materials. The tertiary sector provides services rather than producing physical goods.