What specific push AND pull factors contribute to the mass migration we see today? List at least 1 each. answer as quick as possible

50% because no one is smart enough to relize that money makes the world go round and 99% of the earth hates donald trump the other 1% is the republicans go figure right

a. the moon was locked into orbit by the earths gravity as it was passing by and capture hypothesis i think

answer; the candidate for vice president;

answer; informational social influence;