Push and pull factors are responsible for–

The correct answer is Migration.

Key Points

• Push and Pull factors work together when people are migrating.
• People migrate for several reasons.
• These reasons may fall under these four areas: Environmental, Economic, Cultural, and Socio-political. 
• The reasons responsible for migration are termed Push or Pull factors.
• Push factors are those that force the individual to move voluntarily, and in many cases, they are forced because, the individual risk something if they stay.
• Push factors may include conflict, drought, famine, or extreme religious activity.
• Low economic activity and lack of job opportunities are also big push factors for migration.
• Other push factors include race and discriminating cultures, political intolerance, and persecution of people who question the status quo.
• Pull factors are those factors in the destination country that attract the individual or group to leave their home. 
• Better economic opportunities, more jobs, and the promise of a better life often pull people into new locations.