All of the Following Are Results of the IAB Task

All of the following are results of the IAB task force formed to address issues surrounding Internet effectiveness measures EXCEPT:

A) Identified technical procedures for accurately reporting when an ad impression had occurred.
B) Developed accepted procedures for auditing the data which are different from those of traditional major media.
C) Metrics were developed to determine the size of the target audience.
D) Agreed upon guidelines for the disclosure of research methodology were put into place.