When plants, animals, people, the climate, the water and the soil all depend on each other, this is called... What?

Which of the following best describes asbestosis?

The vegetation that thrives in the tundra is limited to a. mosses, barley, wheat, and corn. b. coniferous trees. c. dwarf shrubs, mosses, lichen, potatoes, and beans. d. mosses, lichen, algae, and dwarf shrubs.

The biome that includes evergreen trees is the forest biome.