It is not an economic activity - it's linguistic in nature, not economic.
It is not linguistics either - linguistics is a scientific discipline.
It's also not a culture region - this would be a kind of region, and a region is not the same as spread of culture.
The correct answer is "a) cultural diffusion.
Answer:
user high proportion of their incomes on basic needs
Explanation:
The European union was created to make trade between its members easier
Answer: community
Explanation: a community is a social unit with commonality such as norms, religion, values, customs, or identity,
Brazil is in the South Atlantic Ocean .