Respuesta :
As a wave moves through a medium, particles are displaced and return to their normal position after the wave passes.
Even though their positions are changed drastically after the wave in a medium, they eventually return to their original positions.
Even though their positions are changed drastically after the wave in a medium, they eventually return to their original positions.
A) return to their normal position after the wave passes.
I don't really know why, but i got it right on my test, so here ya go. :)