Question

1. what are coal, iron, uranium, and petroleum? a. vegetation zones b. land uses c. economic activities d. natural resources

Explanation:

Coal, iron, uranium, and petroleum are materials found in nature that have economic value and are used by humans, which fits the definition of natural resources. Vegetation zones are related to plant - life distribution, land uses refer to how land is utilized, and economic activities are actions related to production, distribution, etc.

Answer:

D. natural resources