Question: If Java encounters a method call of the following form: superclassVar . methodName where superclassVar is a variable of a superclass that references an object

If Java encounters a method call of the following form: superclassVar . methodName where superclassVar is a variable of a superclass that references an object whose type is a subclass, what is necessary for this statement to compile? During run time, will method methodName from the class that is the type of superclassVar always be invoked, or is it possible that a different method methodName will be invoked? Explain your answer.

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