Select an incorrect statement for soil and its formation `:`

Options

A. The soil profile development is mainly governed by the climate and the kind of vegetation.
B. In desert soils, the top soil has little or no humus.
C. The subsoil is a mixture of sand, clay, minerals and salts.
D. In tropical rain forests, dense clay subsoil, heavy rainfall, and high temperature result in nutrient-rich and shallow soils