Euro is the currency of the members of European Union.
there are a lot of factors that could cause difficulties when adopting a new currency, such as inflation, mass confusion, market preference, potential fraud, etc
A) The development of cities in the region was influenced by the abundance of deep-water harbors and waterfalls where the flat coastal plains met higher lands.
I believe that the correct answer is A.) Move to Australia My reason being is because Aboriginal person is basically the Indigenous people of Australia.