The Unary Scope Resolution Operator Is Used

Multiple Choice

The unary scope resolution operator is used:

A) To access a global variable when a local variable of the same name is in scope.
B) To access any variable in an outer block when a local variable of the same name is in scope.
C) To access a global variable when it is out of scope.
D) To access a local variable with the same name as a global variable.