Many Consumers Consider Post Grape-Nuts Cereal as a Product Their

Many consumers consider Post Grape-Nuts cereal as a product their grandfathers ate.This makes it unacceptable to a large part of the consumer market.Without changing the product,Post ran a series of Grape-Nuts ads that described the sweet,nutty taste of the cereal and encouraged people to try it as a topping on yogurt for something good to eat.Post is trying to:

A) add new beliefs about product attributes
B) discover attitudes toward the product attributes
C) strengthen existing positive beliefs about product attributes
D) appeal to existing beliefs about product attributes
E) create new beliefs toward changed product attributes