Refer to the Following Passage to Answer the Questions Below

Essay

Refer to the following passage to answer the questions below.
Bob works at a major advertising agency,and his job entails understanding the meaning of the client's brand and the target audience's relationship to the brand.He must also articulate communication strategies,prepare a creative brief based on an understanding of the consumer and the brand,and finally,evaluate the effectiveness of the communication in terms of how the target reacts to it.
-Although there were several executions of the cotton television commercials,they each included the words,"Cotton.The fabric of our lives." What are these words known as? What purpose do they serve?