Answer:
compass, ship sailing,speculating by use of maps where one could possibly go to at least explore the unseen, and literature currently written about others travels in new or unknown , areas. once read about the area could conceptually be explored the thing is tools needed compass , and navigation knowledge.
Answer:
Explanation:
A. cheap labor
B. A market for finished goods
C. Raw materials
Answer:
1) large population centers; (2) monumental architecture and unique art styles; (3) shared communication strategies; (4) systems for administering territories; (5) a complex division of labor; and (6) the division of people into social and economic classes.
Source: Key Components of Civilization - National Geographic Society
There is an energy deficit at the poles.
