If we add a handful of garden soil to a beaker filled three quarters with water, stir the contents with a stick to dissolve the soil and then let it stand undisturbed for some time, we observe different layers. The order of these layers from the bottom to the top is

Options

A. Gravel, clay, sand, liumus, water
B. Sand, gravel, clay, water, humus
C. Clay, sand, gravel, humus, water
D. Gravel, sand, clay, water, humus

Answer

D