Blakely and Snyder Identify Three Major Types of Gated Communities

Blakely and Snyder identify three major types of gated communities. Which of the following is not one of these types?

A) Lifestyle-communities based on shared consumption and a new leisure class, such as retirement communities or golf communities.
B) Luxury-communities with large houses that provide luxury benefits, such as cleaning services, childcare, and limo services to the wealthy residents.
C) Prestige-communities that express a desire for upward mobility, where individuals seek to distinguish themselves from the surrounding areas (particularly poorer areas) .
D) Security zone-communities that are socially constructed and symbolized by walls, gates and closed streets, with high security systems as protections against fear of crime and outsiders.
E) None of the above