Post Grape-Nuts Cereal Has Been Marketed Since Early in the 20^th

Post Grape-Nuts cereal has been marketed since early in the 20^th century.Its market share has been steadily declining as consumers began associating it with something their grandfather ate.Post recently launched a campaign to increase consumption of the cereal by inviting consumers to try the crunchy cereal on top of their yogurt, their salad, or their bowl of soup as a delicious addition.Post was trying to convince people who had never tried the cereal to try it, and people who were familiar with the product to use it in a variety of different ways.In this example, Post is using which segmentation variable?

A) needs
B) lifestyle
C) behavioral
D) psychographic
E) demographic