The ____ Auto Fill Option that fills the destination area using the format of the source area; no content is filled.

The process of organizing a problem's classes into a hierarchy to take advantage of inheritance is called object-oriented ____.

A. assessment B. implementation C. testing D. design

Answer the following statements true (T) or false (F)

1. Concrete classes provide implementations for at least one of the methods and properties they define. 2. You may define implementations for abstract methods to act as a default. 3. All methods in an abstract class are abstract. 4. The MustOverride keyword has the same effect as the Overridable keyword. 5. Objects of abstract base classes can be instantiated.