According to Robert Smith, the two ways in which relevance could be achieved are:
A. ad-to-brand relevance and brand-to-ad relevance.
B. ad-to-producer relevance and brand-to producer relevance.
C. ad-to-producer relevance and brand-to-consumer relevance.
D. ad-to-consumer relevance and brand-to-producer relevance.
E. ad-to-consumer relevance and brand-to-consumer relevance.
Answer: E