A genetic difference among members of the same species that may enable individuals to better survive and reproduce.
The answer is: A - Archeology
Explanation:
Archaeology is the study of the ancient and recent human past through material remains.
Answer:
The Sumerians first invented writing as a means of long-distance communication which was necessitated by trade
Explanation:
Mostly from grass and sod, since there werent many trees or rocks to use