1. What are the key features that distinguish push and pull migration factors?
Push factors are conditions that compel people to leave their home country, such as poverty or political oppression, while pull factors attract migrants to new areas through higher wages and opportunities.
Explication
Push factors are conditions like poverty and political oppression that drive people to leave their home country, whereas pull factors such as higher wages and better economic opportunities attract migrants to new areas. The correct option accurately describes these key features as outlined in the source content.