The right answer for the question that is being asked and shown above is that: "the lack of close proximity to a river or lake." The <span>factor that most likely determined how often a nomadic group moved is </span><span>the lack of close proximity to a river or lake</span>
"a city state in ancient Greece, especially as considered in its ideal form for philosophical purposes."
Samhain, which is pronounced sow-en because Irish phonetics do not get along with English ones. It was the Celtic New Year, but also similar to the Mexican day of the dead. It didn't start until evening, because the Celts considered sunset to be the start of the day, so it was the night of October 31 and the day of November 1. It became All Hallow's Evening under the Christians, Hallows meaning spirits; this eventually was shortened to Halloween.
