Which of the Following Describes Secularization Theory

Which of the following describes secularization theory?

A) With increased secularization comes greater reliance on capitalism.
B) Decreased attendance at religious services is the cause of longer lifespans.
C) Longer lifespans is the cause of decreased attendance at religious services.
D) Religion is being used less often to make sense of the world, while rational and scientific explanations of phenomena are increasing.
E) Decreased religiosity in one region of the world leads to increased religiosity in a different region of the world.