Respuesta :
Answer:
Because different places have different needs, comparative advantages and resources. One example is trade-This happens when countries buy and sell goods from each other. As an example if you see 'made in China/Japan' on something, that is an example of trade.
Hope this helps ;)
Explanation:
Answer:
its because we all share resources to survive.
Explanation:
one nation might have something the other nation might depend on.
