In the 1930s, advertisers for the DeBeers diamond company invented the slogan, "A diamond is forever," singlehandedly revolutionizing the industry by implying that the only appropriate engagement gift was diamond ring. To this day the tradition stands. Which of these criteria for a good ad campaign did this slogan meet? (select all that apply.) A. It reached its target audience of young men.

B. It included a call to action.

C. It created a demand where there has previously been none.

D. It created an affinity between the consumer and the product.