Final answer:
Advertising planning is not an activity in supply chain management; it is a marketing function that focuses on product promotion. Supply chain management includes inventory, warehousing, and production scheduling. option b.
Step-by-step explanation:
The activity that does not occur in supply chain management is advertising planning. Supply chain management generally includes activities like inventory planning, which ensures that inventory levels are maintained at optimum levels to meet customer demand; warehousing planning, which involves the organization and storage of products in a manner that maximizes space and efficiency; and production scheduling, which ensures that manufacturing processes are planned and executed to meet deadlines and quality requirements. Advertising planning, however, is primarily a marketing function focused on promoting and selling the product, rather than the logistical aspects of getting the product to the customer, which supply chain management deals with.