The correct option is A Loam
Soil texture
The physical structure of soil is called soil texture. It depends upon the size and arrangement of the constituent soil particles.
There are three major types of soil based on the texture: Sandy soil, clayey soil and loamy soil.
Loamy soil
A soil having a combination of silt, sand and clay is referred to as loamy soil. For example, a soil with 30% clay, 50% sand, and 20% silt is called a sandy clay loam. The type of loam varies depending on the fraction of the constituents.
It is well-aerated and has abundant capillary pores. Thus, it is well-suited for plant growth.
Final answer
(b) Loam