Answer:
Product
Step-by-step explanation:
The term functionality refers to those aspects or services that a product provides its user with.
Thus the product functionality can be regarded as the specific features of the product that are provided to the users with the use of that product and is used by the marketers.
In relation to the question, ABC company has various products in the product line of the company and thus on the basis of the specifications of the respective products the company levies different charges for different product based on it.