19. How did the physical geographical characteristics surrounding the civilizations allow them to
flourish in terms of their economy from 1800 B.C.E. to 600 B.C.E.?
A) The facilitated trade routes allowed civilizations such as the Mesopotamians to introduce horses to
other locations
B) they allowed the Hittites to expand the usage of iron through growing trade routes
C) the romans were able to expand their empire by conquering surrounding civilizations
D) the Columbian exchange was introduced and it allowed the economy of Egypt to flourish