Final answer:
The correct answer is D) Low cost and high value.
Step-by-step explanation:
The correct answer is D) Low cost and high value. In a successful value proposition, the ideal combination is to offer a product or service with a low cost and high value. This means that customers are getting a good deal in terms of price and the benefits or value they receive from the product or service. An example of this would be a smartphone that is affordable but offers a wide range of features and functionality.