Final answer:
The best strategy for dealing with customer complaints is to ask for customer input and act upon it.
Step-by-step explanation:
The best strategy for dealing with customer complaints is option d: You cannot fix what you do not know is broken. Ask for customer input and act upon it.
By asking for customer input, you gather important information about their experience and identify areas that need improvement. This allows you to take appropriate action to address the issues and provide better customer satisfaction.
For example, if customers complain about slow response times, you can implement measures to improve your organization's customer service, such as hiring more staff or implementing a better communication system.