The correct placements for the geographic origins of the goods would be:
- Silk: China
- Spices: Southeast Asia
- Cotton: India, the Nile Basin, and Central America
- Porcelain: China
This aligns with historical trade routes and the origins of these goods. Thus, the first response is accurate:
Good Geographic Origin
Silk China
Spices Southeast Asia
Cotton India, the Nile Basin, and Central America
Porcelain China