All of the Following Are Examples of Ideas That Can

All of the following are examples of ideas that can be marketed except which?

A) state governments in Arizona and Florida marketing the notion of taking a warm, sunny winter vacation in their states
B) Apple using a TV ad to explain the features of an iPad mini (camera, screen resolution, user interface, etc.)
C) the Nature Conservancy marketing the cause of protecting the environment
D) conservative politicians who attempt to persuade voters of the need to slash government spending to reduce a large national deficit
E) charities like the Red Cross marketing the idea that it's worthwhile for you to donate your time or money to its relief efforts