If You Look at an Organically-Grown Tomato and One That

Multiple Choice

If you look at an organically-grown tomato and one that has been chemically-enhanced, you can easily see the difference-one is perfectly formed and uniformly red and the other is not. In terms of product differentiation, this is an example of a:

A) hidden difference.
B) differentiation cue.
C) perceptible difference.
D) sensory cue.
E) perceptual filter.