The correct answer is: d) New alluvial
New alluvial soil is a type of soil that is formed from the deposition of sediments by rivers. It is typically found in floodplains and deltas. New alluvial soil is very fertile and is often used for agriculture.
Old alluvial soil is a type of soil that is formed from the deposition of sediments by rivers over a long period of time. It is typically found in terraces and floodplains. Old alluvial soil is less fertile than new alluvial soil, but it is still suitable for agriculture.
Black soil is a type of soil that is rich in organic matter. It is typically found in the Deccan Plateau of India. Black soil is very fertile and is often used for agriculture.
Laterite is a type of soil that is formed from the weathering of rocks in tropical climates. It is typically found in the tropics and subtropics. Laterite is not very fertile and is often used for grazing.