by spreading the seed by sprouting the plant by scattering the pollen by fertilizing the ground
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: A seed of a plant sticks to the fur of an animal as it walks by. How has the animal most likely helped the plant?
Possibilities:
- by spreading the seed
- by sprouting the plant
- by scattering the pollen
- by fertilizing the ground

by spreading the seed