All of the Following Are TRUE of the Caste System

All of the following are TRUE of the caste system EXCEPT

A) people are assigned to a specific occupation based on their caste.
B) caste is a powerful force around which electoral politics and voting blocs coalesce.
C) the link between caste and occupation remains quite strong in urban areas.
D) caste divides the lower classes, so it makes it difficult for the poor to organize.
E) caste groups sometimes re-designate their caste identities to achieve social and economic mobility for the group as a whole.