Chapter 2, Problem 13R

Explanation of Solution

Inheritance diagram:

Inheritance diagram is drawn from parent class to child class. The parent class is represented at the highest level and the child class is represented next level to highest.

• If the class does not contain the specifier then the default access specifier is used as “public”.

The following diagram represents the inheritance diagram for given data:

Explanation:

From the above inheritance diagram,

• Object is the parent class.
• In that parent class, there are three child classes such as “Goat”, “Pig” and “Horse”.
• The Goat class contains the methods milk() and jump() and it is not specified with any access specifier. So, the methods are defined with default access specifier public.
• The Pig class contains the member variable nose and methods eat() and wallow() and it is also not specified with any access specifier. So, the methods are defined with default access specifier public.
• The Horse class contains the member variable height and color and the methods run() and jump()...