Answer:
D. a marketing strategy.
Explanation:
Marketing strategy: It is long term approach to develop or penetrate market. Every stage of product life cycle require different marketing strategy. There are different analysis been done to come out with one marketing strategy that will help the company to achieve their primary objective. Strategy for marketing mix, such as product, prices, distribution and promotion are one of the most important strategy to tap the market and gain competitive advantage.
In the given case, Juan and his colleagues have developed a marketing strategy to gain more market share in their target market and how they can gain competitive advantage.