Final answer:
Option b. Determine what features are most attractive to the customer, and point out other mixers with those features.
Step-by-step explanation:
The correct answer in this situation would be option b. Determine what features are most attractive to the customer, and point out other mixers with those features. When a customer is looking for a specific product that is not available, it is important to understand their needs and preferences. By asking the customer about the features, you can identify other mixers that meet those requirements. This approach shows attentive customer service and helps the customer find an alternative product that suits their needs.