Which of the Following Is Not a Feature or Characteristic

Multiple Choice

Which of the following is not a feature or characteristic of subscription monitoring tools?

A) Most moderate and high end monitoring services rely on an advertising business model similar to Google and offer their services for free.
B) The most comprehensive social media monitoring tools require the user to pay a subscription or licensing fee.
C) These tools monitor the social media environment for mentions of a company's brand or name.
D) These tools measure the tone or sentiment (e.g.positive,negative,neutral) of conversations.