Answer:
Option (B)
Step-by-step explanation:
In a perfectly inelastic collision, the two bodies collide each other after the collision.
A. As the frog and the lily pad stick together so it is a perfectly inelastic collision.
B. The bowling ball and the pin do not stick together so it is not an example of perfectly inelastic collision.
C. A fish swallows the another, so it is a perfectly inelastic collision.
D. Bubble gum sticks to the golf ball so it is a perfectly inelastic collision.