Answer:
Gravel >Sand>Silt>Clay
Step-by-step explanation:
Sand, Clay, Gravel and Silt
Clay: all particles smaller than 0.002 mm
Silt: all particles within the size range of 0.002-0.05 mm;
Sand: all particles within the size range of (2.0 mm - 0.05 mm)
Gravel particles are larger than sand, ranging in size from 4.75 mm to 75 mm
Going through the options, the correct option is;
Gravel >Sand>Silt>Clay