When adding data to an Address List, you press Spacebar to create a new record

The Stack class provided by the Java Collections Framework

A) can be used to hold values of any type B) can be used to create stacks of int C) cannot be used to instantiate a stack of int, or of any primitive type D) is not efficient, so its use is not recommended

A(n) __________ page resides in physical memory. A(n) __________ page does not.

a. valid/invalid b. invalid/valid c. active/inactive d. inactive/active