Answer:
The political culture described, which is rooted in New England Puritanism and emphasizes the common good with generous welfare programs, is categorized as "Moralistic."
Moralistic political cultures prioritize the well-being of the community as a whole and believe that government should play an active role in promoting the public good. They are characterized by a belief in the inherent goodness of government and its ability to create a just and equitable society.
In this case, the emphasis on the common good and the promotion of welfare programs aligns with the values of a moralistic political culture. This culture believes that government intervention is necessary to address social issues and ensure the welfare and well-being of the population.
Therefore, the correct answer is B. Moralistic.