Assertion (A): Laterite soils are not very productive for crop plants.
Reason (R): Laterite soils contain high concentrations of silica and calcium carbonate.

Options

A. Both A and R are individually true and R is the correct explanation of A
B. Both A and R are individually true, but R is not the correct explanation of A
C. A is true, but R is false
D. A is false, but R is true

Answer

C