Final answer:
Mass customization is the concept of designing products and services to fit each customer's individual needs. The right answer is D. Customization.
Step-by-step explanation:
The term mass customization refers to the practice of producing goods and services to meet each customer's individual needs. In this process, a company leverages flexible manufacturing processes and often interactive design options to create personalized products or services at a mass production price point. The correct answer to the question 'Mass _____ entails designing products and services to fit each customer's individual needs' is D. Customization.