Uh I'm doing a thing for history- early foragers, I need 5 ways how they lived

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.

After railroads, the next revolution of transportation came with the development of (a) automobile (b) telegraph (c) steam engine

Why might a geographer choose to present information in a map rather than with stactics or in me asap