Question: 3. Create an abstract class named Person. This abstract class is composed of the following instance variables and methods: (8 marks) Instance variables: name,

3. Create an abstract class named Person. This abstract class is composed of the following instance variables and methods: (8 marks) Instance variables: name, and contact number Constructor: initialize name and contact number based on value from parameters Concrete method: accessor method for name and contact_number Abstract method: public void introduce()

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