Explanation:

- Product Market (Option 3) is the marketplace where final goods or services are bought and sold. These are products ready for consumption or use.

- Correct Answer: Product Market

- Commodity Market (Option 1) deals with the trading of raw materials or primary products like oil, gold, and wheat. It does not refer to final goods.

- Factor Market (Option 2) pertains to the market where services of the factors of production (like labor, capital, and land) are bought and sold.

- Equity Market (Option 4) involves buying and selling shares of companies, hence dealing with ownership rather than finished goods or services.