C I did your test and got 100% I’m a g at this I promise you
See that river on the bottom? That water has been flowing in the canyon for a long time and has slowly been chipping away at the rocks to give what you see today.
B. erosion from the water
Minerals would be a reasonable explanation to this scenario
My opinion is on Minerals
Answer=Minerals
There is no questions could you please do it again
It will be A i gotchu fam