Trade developed early and was very important to the people of Sumer because they __________.
A.needed to import food to supplement their diet
b.wanted the superior hand-crafted items of other cultures
c.wanted to spread their culture
d.lacked needed natural resources such as stone, wood, and metal
A.needed to import food to supplement their diet
b.wanted the superior hand-crafted items of other cultures
c.wanted to spread their culture
d.lacked needed natural resources such as stone, wood, and metal