Question 60:
You are asked to develop a program for a shopping application, and you are given the following information: ✑ The application must contain the classes Toy, EduToy, and ConsToy. The Toy class is the superclass of the other two classes. ✑ The int caicuiatePrice (Toy t) method calculates the price of a toy. ✑ The void printToy (Toy t) method prints the details of a toy. Which definition of the Toy class adds a valid layer of abstraction to the class hierarchy?
Answer options:
A. Option A B. Option B C. Option C D. Option D