Answer: (C) Contrast
Step-by-step explanation:
According to the given question, the Contrast is the term which is responsible for the customer reaction as the Choco Truk Inc., is one of the famous restaurant and desserts is one of the specialty of this restaurant so recently they introducing the new square shaped ice-cream cone.
The customer of the restaurants are do not enthusiastic about the new contrast of traditional cone idea of the restaurant.
The contrasting is one of the concept which is used by different types of business purpose of combining two or more than two ideas for the purpose of making effective products and the services in the market.
Therefore, Option (C) is correct answer.