If you run out of disk space on your original hard disk, you can add a second hard drive inside the system unit or use a(n) ____.

Which of the following represents the Undo button?

A.
B.
C.
D.

The import declaration import *; ________.

a. causes a compilation error. b. imports all classes in the library. c. imports the default classes in the library. d. imports the classes in package java.lang.