You are presented with the question "Earth's magnetic patterns are used so that birds can fly along their what?" and the following answer choices: 
- migrating pain
 - migration paths
 - our nearest star
 - flying schedule
 - Something to move
 - travel plans
 - important habitats
 - their hosts

Now knowing that earth 's magnetic patterns are used for finding locations by animals that migrate and animated maps show the birds flying along their actual migration paths, choose the best answer.


 

  migration paths       