Russian novelist and historian, help spread global awareness of Gulag<span />
Answer:
Because it can be amended.
Explanation:
The United States Constitution is said to be a living document because is malleable.
Positive: <span>faster and safer transportation from coast to coast, larger amount of goods ship faster, cheaper for travel, and helped unpopulated areas get settled easier
Negative: Buffalo were killed in large numbers, Natives lost their land, and brought a lot of western settlers take over native lands.</span>