Which of the following is the best example of a nonverbal symbol?

If an advertising copywriter writes an ad believing that an effective advertisement contributes to the increase of potential customers for a product, what essential guideline should the writer follow?

a) Simple language and be specific and to the point b) Limit the details about a product c) Timeline as the major consideration d) Emphasize the categories of audience it targets

What are the elements in the introduction?

What will be an ideal response?