Hi there, thanks for asking a question here on Brainly!
The hardest known mineral in this planet is the
diamond. Answer: Letter C ✅
Hope that helps! ★ If you have
further questions about this question or need more help, feel free to comment
below or post another question and send the link to me. -UnicornFudge aka Nadia
i don’t get this lol but ok
Water.....lol. H2O? Water with salt is called salt water so without it is just water lol.
I think it is erosion (2) because erosion removes soil, rock, and dissolved material.