A good answer might be:

You only have to write the definitions for the three classes:

myFrame
WindowQuitter
GUItester

Everything else is either a class in the AWT that you are using as a base class, or an object that is instantiated at run-time.

Coloring Book

Here is the picture (again):

QUESTION 11:

Mentally color all the boxes:

Use blue to color the boxes that represent base classes.
Use red to color the boxes that represent objects created at run-time.
Use white to color the boxes that represent what the programer writes.