Jenny is trying to describe a wave. Which example would be the best description?
A---a toy car hitting a wall and bouncing back
B---a toy car rear-ending a toy car that then rear-ends another toy car
C---two toy cars driving parallel to each other at the same speed
D---two toy cars driving away from each other at the same speed
A---a toy car hitting a wall and bouncing back
B---a toy car rear-ending a toy car that then rear-ends another toy car
C---two toy cars driving parallel to each other at the same speed
D---two toy cars driving away from each other at the same speed