You are presented with the question "When what rotates are cycles of day and night created?" and the following answer choices: 
- helps a species to thrive
 - Something that take eight minutes to travel to the Earth
 - several different ways
 - Changing the angle of the sun
 - chemical compound NaCl
 - just about everywhere on Earth
 - keeping food fresh for long periods of time
 - Something that moves in an elliptical orbit

Now knowing that aplanet rotating causes cycles of day and night on that planet and planets move in elliptical orbits, choose the best answer.


 

        Something that moves in an elliptical orbit 