Final answer:
Manufacturer, wholesaler, retailer, and consumer are different stages in the supply chain of a product.
Step-by-step explanation:
Manufacturer, wholesaler, retailer, and consumer are examples of the different stages in the supply chain of a product. The manufacturer is responsible for producing the goods, the wholesaler buys the goods in bulk from the manufacturer and sells them to retailers, the retailer sells the goods directly to the consumers, and the consumer is the end-user who purchases and uses the product.