Although the 145 countries in the United Nations agree on a definition of a refugee, what is a potential challenge(s) that may arise for refugees once they arrive in a country if the host country can define for themselves the status of each refugee?

The red arrow shows the direction that wind from the south pole would travel if earth were not spinning. the wind's destination is at point a. because earth is spinning in the direction shown by the blue arrow, the coriolis effect will cause the wind to terminate closest to which point?