Wsp people what yall doing

Based on what you know about the location of the earth in relation to the sun, why is this called the goldilocks zone in other galaxies?

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.

Hey, i was what is consisted in a sustainable city? like what unique designs they have, etc. for answering ; )