Question: What is a difference between a reference and a pointer? A reference can only refer to a single variable, while a pointer can refer to

What is a difference between a reference and a pointer?
A reference can only refer to a single variable, while a pointer can refer to multiple variables.
A reference cannot be re-assigned, while a pointer can.
There is no difference between a reference and a pointer.
A pointer cannot be re-assigned, while a reference can.
What is a difference between a reference and a pointer? A

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