Final answer:
The management function that asks customers if they are satisfied with a product is controlling, which helps businesses adjust their offerings based on feedback to meet objectives.
Step-by-step explanation:
The management function that involves asking customers if they like the product being offered is known as controlling. Control in management is the process where a manager monitors the organization's performance and takes corrective action when needed. This includes getting feedback from customers to assess if the products or services meet their needs and expectations, and then using that information to ensure the organization's outputs are in line with set objectives. Feedback is a critical component of the controlling function, as it allows businesses to make necessary adjustments to their product offerings.