A Walled Garden Refers to A

Multiple Choice

A walled garden refers to a:

A) site that wraps data in invisible tags that can be recognized by search engines to accurately categorize, compare, and present user information.
B) group of surreptitiously infiltrated computers linked and controlled remotely.
C) closed network or single set of services controlled by one dominant firm.
D) network of users with distinct IP addresses, engaged in click fraud.
E) tracking cookie used to identify users and record behavior across multiple Web sites.