As a separate social science discipline, sociology originated with Comte in the middle of 19th century. Auguste Comte, the founding father of sociology, developed the concept of positivism into sociology. Positivism is the philosophy of knowledge which asserts the social world can be understood, explained and estimated with scientific methods, mostly the methods of physical sciences. Positivist sociologists believed that as there are natural laws in the physical world, so there are universal and structural laws in social life and sociology should reveal these laws and regularities. The correct answer is Choice B.