Kraft Foods began producing Jell-O over sixty years ago,and the product continues to be profitable.All of the following are methods Kraft Foods has probably used to lengthen Jell-O's product life cycle except

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Product integration typically refers to incorporating multiple products into a single package or offering. This is not relevant to lengthening Jell-O's product life cycle, as Jell-O is already a standalone product. The other options - product refinement, advertising and promotion, research and development, and product extension - are all commonly used methods to extend a product's life cycle.

Kraft Foods Began Producing Jell-O Over Sixty Years Ago,and the Product