Magma or lava is cooled. Materials are pressed together. Chemical reactions change minerals. Earthquakes cause small pieces to fall.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: How are sedimentary rocks made?
Possibilities:
- Magma or lava is cooled.
- Materials are pressed together.
- Chemical reactions change minerals.
- Earthquakes cause small pieces to fall.

Materials are pressed together.