What criteria do historians use to determine whether a society qualifies” as a civilization (you may include complex religious beliefs and / o * r trade as part of this discussion if you wish) and why...

What criteria do historians use to determine whether a society qualifies” as a civilization (you may include complex religious beliefs and / o * r trade as part of this discussion if you wish) and why do these features matter? Write about the specific ways in which ancient Egypt qualifies. Why was this region particularly well suited to supporting a civilization?