Answer:
cultural diffusion is basically other's cultural's foods/social activities being in another country that is not their own.
for example (since there is not any choices posted):
Car Demolition racing in Japan
Thai restaurant in Switzerland
The one that would not be cultural diffusion is a Hamburger restaurant in New York (because there are so many)
Explanation:
Answer:
top-dog phenomenon
Explanation: refer to top
Sedimentary is the answer.
Hope I helped. ;)