the rotation of Earth the growth of animals the decay of large trees the weathering of rocks
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Sand is a type of soil that is made of very tiny pieces of material. Which process most likely forms sand?
Possibilities:
- the rotation of Earth
- the growth of animals
- the decay of large trees
- the weathering of rocks

the weathering of rocks