Answer:
We can learn many helpful things from prehistoric societies. In fact, anthropologist and historians are often interested in these socities for this very reason.
Explanation:
A helpful information is diet: most prehistoric societies were hunter-gatherers (they did not know agriculture), and for this reason, their diets were very different from the diets of following periods. Some scholars have even said that prehistoric diets were healthier than the diets of agricultural societies.
Another helpful information can be found from archeological evidence: things such as cultural artefacts can shed light on prehistoric culture, and help develop theories about the origin of human cultural institutions, theories that can helps us understand better the modern world.
During the 1990s, the US sent forces to the Balkan Peninsula, more so to Kosovo and Bosnia.
I wouldn’t because life back then was very hard compared to what it is now resources were Available and if there were they most likely would be hard to use
Hope this helped