Correct Answer: (b) Inceptisols
Solution:As part of the study of soil and its efforts to make it internationally comparable, ICAR has classified Indian soils based on their nature and their properties. According to Indian Soil, National Bureau of Land Survey and Land Use Publication No.-94, the area of Inceptisols soil in India is 130372.90 thousand hectares, which is 39.74 percent of the total soil area of India. It is noteworthy that this classification of Indian soil is based on the soil classification of the United States Department of Agriculture.