Answer:
There are so many different ways that people communicate nowadays that would not have been possible years ago. The amount of people who have started campains for out Earth, for people in need, and for their interest is crazy and unbelievably. Would never have been possible without social media.
Explanation:
C is the answer
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A push factor would be something like war or famine or something. A pull factor would be something like a job or new opportunity, its usually for financial reasons in my opinion. Hope this helped!