The types of clastic sedimentary rock are based on
clast size
crystal size
number of layers
chemical composition

The types of clastic sedimentary rock are based on clast size. Clastic sedimentary rocks are formed through weathering process. The rock pebbles, sand or clay are weathered because of exposure to wind, water and ice. Clastic sedimentary rocks contain fossils and climate indicators that was present when the rock was formed.

Answer(a); // soil salinization and waterlogging;