other sources state that this statement of occupations of shudra is a theoretical discussion found in select texts, it is not historical. other hindu texts such as the epics, states naheem jabbar, assert that shudras played other roles such as kings and ministers. according to ghurye, in reality, the hereditary occupation aspect of shudra and other varnas was missing from large parts of india, and all four varnas (brahmins, kshatriyas, vaishyas and shudras) were agriculturalists, traders or became warriors in large numbers depending on economic opportunity and circumstantial necessities. according to ghurye: