According to the Text,which of the Following Statements About Ethnic

According to the text,which of the following statements about ethnic and cultural diversity is true?

A) The four P's of marketing are not as useful as they used to be because there are no longer mass markets to be targeted.
B) Now,more than ever,marketers can use each of the four Ps to customize marketing mixes for unique segments of the population.
C) Marketers can no longer realize any economies of scale because target markets are so fragmented and difficult to define.
D) Most immigrants readily embrace North American branded products,and so mass marketing is still the best approach for most products.