erosion of coastlines weathering of mountains movement of crustal plates formation of sedimentary rocks
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Seafloor spreading provides evidence of which of the following Earth processes?
Possibilities:
- erosion of coastlines
- weathering of mountains
- movement of crustal plates
- formation of sedimentary rocks

movement of crustal plates