Answer:
Option (C)
Explanation:
Lithification refers to the process by which the sediments are accumulated and cemented and give rise to the formation of sedimentary rocks.
Sedimentary rocks are defined as those rocks that are formed due to the compaction and lithification of sediments. For example, Sandstone, Limestone, Shale, Mudstone and Dolomite.
In nature, the rocks undergoes weathering due to the agents such as wind, water and ice, and they are transported from one place to another and eventually gets deposited and over a due course of time it forms a sedimentary rock.
From C to D, the process of lithification is taking place.
Thus, the correct answer is option (C).
