Answer:
positive- allowed for people to buy more at one time
negative- railroads made ranchers move their cattle due to routes
Explanation:
The Inca developed important medical practices, including surgery on the human skull. In such operations, they cleaned the area to be operated on and then gave the patient a drug to make him or her unconscious—procedures similar to the modern use of antiseptics and anesthesia.
Answer:
c. the Transportation Security Administration
corruption and civil wars and major government disputes
More food= more people, more people means you need more food, which means you get people to make more food, which attracts more people, etc, etc.
