I believe the answer is A: the first satellite launched into space.
They built a better currency trade so people could buy what they want without plying redicious amounts of money. the bisnusses were not making enough money, the great depression started arround 1929 so the great depression would be a cause of there spending habbits.
It offered easy access to varied resources and had a mild climate which facilitated all-year gatherings. The sea and beach furnished marine life and shellfish which were the most important food sources, and from the river fresh water and food were obtained.
Answer:
Any form of a national border would be protected
Explanation:
This is due there to prevent any form of smuggling illegal goods.
