In a Consumer Behavior Context, the Previously Acquired Consumer Perception

In a consumer behavior context, the previously acquired consumer perception of an existing product is the ________. When consumers try a new product by the same brand because they believe that the new product embodies the same attribute with which the brand's existing products are associated, this is the ________.

A) unconditioned stimulus; conditioned stimulus
B) conditioned stimulus; conditioned response
C) unconditioned stimulus; unconditioned response
D) conditioned stimulus; unconditioned stimulus
E) unconditioned response; conditioned response