Uruguay because the Andes is in the west of South America therefore eliminating b, c, and d
There are many factors that encourage migration, among them are wealth,
education, religion, access to better job opportunities and better
healthcare and personal reasons (family).
Therefore the one factor that does not influence migration is listed in option c:
c. Healthcare and education are not pull factors that encourage migration.
The most industrialized country from your choices is Germany. The other choices are not that industrialized compared to Germany.