Inheritance Q8 (R9.3) Consider a program for managing inventory in a small appliance store. Why isn't it useful to have a superclass SmallAppliance and subclasses Toaster, CarVacuum, TravelIron, and so on? Q9 (R9.8) Draw an inheritance diagram that shows the inheritance relationships between these classes . Person Employee o Student Instructor Classroom . Object x differ from a cast of number values Q10 (R9.11) How does a cast such as (BankAccount) such as (int) x? Interfaces Q11 (R10.5) Suppose r contains a reference to a new Rectangle(5, 10, 20, 30). Which of the following assignments is legal? Hint: Look at the API for the Rectangle class A. Rectangle a = r; B. Shape b = r; C. Stringc-r, D. ActionListener d=r; E. Measurable er; F. Serializable f = r; G. Object g= r