Respuesta :
Answer: D
Explanation: Gravity holds things in place. Therefore the answer is gravity. Also, without gravity there would be nothing to hold planets in place which would make it to where there are no galaxies.
Hope this helps!:)
Explanation: Gravity holds things in place. Therefore the answer is gravity. Also, without gravity there would be nothing to hold planets in place which would make it to where there are no galaxies.
Hope this helps!:)