You are presented with the question "What cannot be found on the moon?" and the following answer choices: 
- an external framework
 - one celled organisms
 - dust
 - living animals
 - deuterostomes
 - spaceships
 - blastoids
 - footprints

Now knowing that an animal requires air for survival and the Moon has no atmosphere and no air, choose the best answer.


 

    living animals     