The options for this question are missing. The possible options are:
A) Market aggregation
B) Customer accumulation
C) Niche marketing
D) Mass customization
In marketing, the term Mass customization refers to a manufacturing technique that makes the consumer to be able to have the <u>flexibility to personalize their products</u> while making mass production products. In other words, it meets the consumers' needs but adds the fact that they are able to personalize their product feeling it has some <u>uniqueness to it. </u>
In this example, Girls can log onto the Barbie website and design their special Barbie doll, choosing her skin tone hair color, accessories and name. <u>Since they are having the flexibility to personalize their products feeling their Barbie is unique.</u> Mattel is using mass customization.