The greeks are surrounded by sea, making it easier for them to built fort-based city. This type of city organization of course couldn't be done by the persians that's surrounded by desert. Hope This Helps!
Explanation:
Public opinion is measured by election results, personal contacts, media reporting, and especially by polls. ... People express their opinions by voting, writing letters or emails, making phone calls or holding public meetings. Interest groups also share the views of their members in hopes of influencing public policy.
Hunted for silver and gold
searched for the fabled Northwest Passage
Hope this helps! :)
