Transportation.
Carbon dioxide.
Quicker easier travel.
They have the ability to kill billions of people with one atom bomb instead of one person at a time with a flintlock pistol
The answer is D. The United States has the world's largest economy by a large margin
Answer:
The invention of the printing press increased literacy rates throughout Europe.
Explanation:
Pieces of literature became more common as it was easier to produce now, allowing the general public read more frequently.
