Question

order the topics from broadest to narrowest. broader the joshua tree and the creosote bush vegetation found in the mojave desert subtropical deserts narrower

Explanation:

Subtropical deserts is a large - scale category. The Mojave Desert is a specific subtropical desert, and the vegetation found in it is more specific. The Joshua tree and the creosote bush are particular types of that vegetation, so they are the narrowest.

Answer:

1. subtropical deserts
2. vegetation found in the Mojave Desert
3. the Joshua tree and the creosote bush