Respuesta :
The answer is D. Organic material this is because soil is made up of 45% of minerals 50% of water and air while there is only 5% of organic material in the soil making it the smallest single component of a typical soil.
The answer is D. Organic material this is because soil is made up of 45% of minerals 50% of water and air while there is only 5% of organic material in the soil making it the smallest single component of a typical soil.