Identify at least four reasons why nations trade. ( in sentences )

four are

Explanation:

1.every nation carries a type of technology that another wants

2.we each carry different rescorces that is needed in another nation

3.different economic scales

4.different goverenmentpolicies

answer; /// the answer to the first question is (b) it began when people first deliberately seeds; /// and (d); // it gave people a steady food supple for the first time;

a.indigo and cochineal

b.animal hides

c.silver and gold

e.cacao beans and sugarcane