Answer: it is either the school one or the increased communicatoin
Explanation: for both of them other cultures are getting involved and may influence your culture or whatever culture your talking about. also you may be able to choose both of them. but if you cant then i sugest the comunicatoin one.
South America is a continent usually when saying where your from you would say the country so people don’t get confused
I recommend looking at globe or map to understand this
Answer:
The decline in Japan's fertility rate has been attributed to several factors such as changing lifestyles, people marrying later in life or not marrying at all, and the economic insecurity of younger generation. Increasing life expectancy is another driving force behind the aging trend.
-(thediplomat)
Oxygen, i believe is your answer
hope this helps :)