Which of the Following Is a Perceived Weakness of the Audience

Which of the following is a perceived weakness of the audience measures used by Nielsen?

A) Advertisers believe minorities are not adequately represented in Nielsen's panel.
B) It is the largest syndicated company offering measures related to media exposure and consumption.
C) It does not provide any indication of how many consumers received the message.
D) It does not profile consumers.
E) It does not have panels consisting of groups of consumers who provide continuous data.