Match the sedimentary features in Group I with the corresponding sedimentary environments of their formation in Group II.
Group I Group II
P. Point Bar 1. Tidal
Q. Barchan 2. Meandering fluvial channel
R. Dropstone 3. Aeolian
S. Herring-bone cross stratification 4. Glacial
The figures I, II, and III are parts of a sequence. Which one of the following options comes next in the sequence at IV?

A color model is shown in the figure with color codes: Yellow (Y), Magenta (M), Cyan (Cy), Red (R), Blue (Bl), Green (G), and Black (K). Which one of the following options displays the color codes that are consistent with the color model?
