Question: Suppose foo is a reference to an instance of a class Foo. Which of the following is not possible about the variable reference foo.bar? A.

Suppose foo is a reference to an instance of a class Foo. Which of the following is not possible about the variable reference foo.bar? 

A. bar is an instance variable.

B. bar is a static variable.

C. bar is a local variable.

D. It can be used to read from bar.

E. It can be used to write to bar.

F. All of the above are possible.

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