What Is the Primary Purpose of a Perceptual Map

What is the primary purpose of a perceptual map?

A) Perceptual maps outline where a product stands in the minds of consumers compared to other competitors.
B) The map shows the threshold values of various retail stimuli.
C) The map shows the price that people are willing to pay for a product.
D) Perceptual maps diagram the differences between the sense systems.
E) The map outlines how the perceptual process functions.