Answer:
Persia is a historic region of southwestern Asia witch is associated with the area that is now modern Iran.
Explanation:
B & C. Plato communicated his work through conversations and letters.
The correct answer in my opinion would be that D is the most important factor here. But this question is quite tricky.
We can surely say for example that literature, organized schools and a hierarchy of priests are not something that constitute a civilization. Organized schools appeared to late, not every civilization had literature and having only a hierachy of priests is not enough to say you have a civilizaton.
Labor has been divided in pre-civilization hunter-gatherer societies as well.
For that reason I'd say the correct answer is D - more food than is needed for survival. Having this, the people in a certain group can focus on other things.
Answer:
At his death eleven years later, Alexander ruled the largest empire of the ancient world. His victory at the battle of Gaugamela on the Persian plains was a decisive conquest that insured the defeat of his Persian rival King Darius III.
Answer:
The balance of oxygen and carbondioxide is maintained in the atmosphere by the oxygen released by plants during photosynthesis and carbondioxide released by human,animals etc. in the atmosphere. ... The balance of oxygen and carbondioxide is made due to respreration and photosinthesis
Explanation: