-germany/japan
-allies/axis
-the last part im not sure its mostly a personal answer
C. To prevent starving to death
This is what I think is the right answer
<span>Secondary source.
The guy who wrote that wasn't there.
</span>
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>