Answer this question using the image below and your current knowledge.

Answer:
See explanation.
Explanation:
With my current knowledge, this looks like erosion due to a combination of run off, acid rain, and sediment being carried in wind. It has happened over the course of millions of years, and will continue to happen for millions of years to come.
The atmosphere makes this acid rain precipitate and run off as well as makes the winds that erode at the rock.