Final answer:
If a customer wants an item that is out-of-stock, it is important to provide excellent customer service and assist them in finding an alternative product. Offering a discount on a different item is a good option to retain the customer's loyalty. However, ignoring the customer's request is not an appropriate course of action and should be avoided.
Step-by-step explanation:
The correct answer is D) Ignore the customer's request. If a customer wants an item that is out-of-stock, it is important to provide excellent customer service and assist them in finding an alternative product. Offering a discount on a different item is a good option to retain the customer's loyalty. Apologizing and informing the customer that the desired item is unavailable is also crucial to maintaining good customer relations. However, ignoring the customer's request is not an appropriate course of action and should be avoided.