Run Athlete, a shoe company, attempts to differentiate its product offering by featuring its memory foam cushions on the product packaging, a feature Run Athlete$$s competitors do not have. The company wants consumers to think of comfort when they think of Run Athlete$$s shoes. This refers to

a$.$

social responsibility.

b$.$

image marketing.

c$.$

product positioning.

d$.$

perceptual marketing.

e$.$

target marketing.