Answer
Research and development is the first step in a product of service. This function is where the idea is born, and experiments and research are done related to the concept.
The next function in the process is the design of products and processes. This is where detailed designs, tests, and engineering are done on products and processes.
Production is the function in which materials are procured, and resources are assembled to make a product or offer a service.
Marketing is a function used to describe the promoting and selling of products and service.
Distribution is the function in which orders are processed and goods or services are delivered to the customer.
Customer service is the function in which customers are provided after sale services that relate to the product or service.
Work Step by Step
The six primary business functions are research and development, design of products and processes, production, marketing, distribution, and customer service.
