Final answer:
The correct answer is option c. The best answer that describes when a sales rep knows all information to successfully sell a product is when the sales rep can confidently and intelligently answer all of the customer's questions about a product.
Step-by-step explanation:
The best answer that describes when a sales rep knows all information to successfully sell a product is C. The sales rep can confidently and intelligently answer all of the customer's questions about a product.
When a sales representative is able to confidently and intelligently answer all of the customer's questions about a product, it demonstrates a deep understanding and knowledge of the product. This knowledge instills confidence in the customer and reassures them that the sales rep knows all the necessary information to successfully sell the product.
By being able to answer customer questions, the sales rep can address any concerns or doubts the customer may have, effectively addressing any potential issues of imperfect information. This reassures the buyer that they are making an informed decision, despite the presence of imperfect information.