Final answer:
Sophie's intermediary when buying organic produce through a channel with only one intermediary would be classified as a retailer, which is a business that sells goods directly to consumers.
Step-by-step explanation:
When Sophie buys organic produce for her household using a channel with only one intermediary, that intermediary is classified as a retailer. Retailers are businesses that purchase goods from producers or wholesalers and then sell them directly to consumers.
Organic produce often costs more than conventional produce, even though transportation costs are theoretically lower for locally grown foods. This is because organic farming often requires more labor and adherence to stricter standards.