Hi
The answer is : Mexicans Cession
The Atlantic ocean spans the areas between the eastern coastlines of North and South America and the western coasts of Europe and Africa. W<span>hich means the Pacific (not the Atlantic) Ocean is between San Francisco and Sydney.</span>
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.