It is widely believed that industrialization and the growth of scientific knowledge would lead to diminish the role of religion in society. From the perspective of classical secularization theory, the decline in orthodox Christian beliefs and practices in most parts of the West is interpreted as a part of a more general decline in the power of religious institutions and ideas. This is explained with reference to various social processes (e.g., differentiation, rationalization, industrialization, and urbanization) which are loosely connected to “modernization.” The correct answer is B.