What commodities from islands off the coast of India impacted European diets?

- silk
- spices
- jade
- horses

The correct answer is spices. The islands off the coast of India, such as the Spice Islands (also known as the Moluccas), were rich in various spices like cinnamon, cloves, nutmeg, and pepper. These spices had a significant impact on European diets, as they were highly sought after for their flavor enhancement and preservation properties. The spice trade with these islands played a crucial role in shaping European cuisine and contributing to the exploration and development of new flavors and recipes.