Concept:Secondary production is the transformation of raw materials into finished or semi-finished goods.
Explanation:It involves manufacturing, construction, and processing activities.
A person engaged in secondary production adds value by changing raw materials into usable products.
Examples include a carpenter, baker, tailor, or factory worker.
Farmers and miners are in primary production, while traders and teachers are in tertiary production.
Therefore, identify the listed person(s) whose job involves making, building, or processing tangible goods.
Answer:The correct option is the one containing the person(s) involved in manufacturing or construction.