Which of the following is NOT one of the five central and connected sectors of the food supply chain but, rather, a mediating influence

The physical environment

Explanation:

They reach the foods we eat via food supply chains, where food systemically moves from producers to consumers in a domino-like way, and money consumers pay for food goes to people who are working in the opposite direction at several stages along the food supply chain.

Composed of 5 central and connected sectors (input, production, processing, distribution, and consumption)

Examples of supply chain activities include farming, refining, design, manufacturing, packaging, and transportation.