Answer:
Countries trade with each other when, on their own, they do not have the resources, or capacity to satisfy their own needs and wants. By developing and exploiting their domestic scarce resources, countries can produce a surplus, and trade this for the resources they need.
Without it, everyone would have to provide their own food and shelter.
Answer: The answer is cup 1
Explanation: This is because ocean water has more density due to the amount of salinity it contains.
Answer:
Between Manufacturing and Services.
Explanation: Manufacturing is one of Australias biggest strengths. Better than NZ better than Japan almost as good as the USA, Services go for Civil services in my opinion.