The following sentences contain blanks. Use the drop-down menus to complete each blank correctly. Moving from one country to another, such as from Chile to Peru, is an example of [Dropdown 1] migration. However, it is also an example of [Dropdown 2] migration because the two countries are part of South America. People migrate for many reasons. Those who choose to leave one place to live in another engage in [Dropdown 3] migration. Others, like African peoples who were enslaved and transported across the Atlantic Ocean, are subjected to [Dropdown 4] migration.