Reader's Digest Magazine Plans to Send to Millions of People

Reader's Digest magazine plans to send to millions of people with different medical conditions,such as high blood pressure or high cholesterol,a booklet filled with articles and prescription-drug ads,all about the very condition each subscriber has.Which of the following best describes how Reader's Digest is applying benefit segmentation?

A) developed on the basis of what a product will do for the customer rather than on buyer characteristics.
B) used to market to organizations but not to consumers.
C) established to easily break down the market into the most profitable segments.
D) the strategy of building a competitive advantage over the competition.