Concept:The wholesaler often completes the production process by grading, branding, and repacking goods.
Explanation:Grading means sorting goods into different sizes, shapes, or quality levels.
Branding means placing a brand or label on the goods.
Wholesalers receive large quantities from producers and break them into smaller lots.
They also repack these goods and may attach their own brand names.
Thus, the functions of packing, branding, and grading are performed mainly by the wholesaler.
This makes the wholesaler responsible for completing the production process at the distribution stage.
Answer:B. wholesaler