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Use the following partial class definitions to answer the question:       public class A1       {            public int x;            private int y;            protected int z;       }       public class A2 extends A1       {            protected int a;            private int b;       }       public class A3 extends A2       {            private int q;       } Which of the following lists of instance data are accessible in A3? Group o

Use the following partial class definitions to answer the question:       public class A1       {            public int x;            private int y;            protected int z;       }       public class A2 extends A1       {            protected int a;            private int b;       }       public class A3 extends A2       {            private int q;       } Which of the following lists of instance data are accessible in A3? Group o

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Use the following partial class definitions to answer the question:

      public class A1
      {
           public int x;
           private int y;
           protected int z;
      }

      public class A2 extends A1
      {
           protected int a;
           private int b;
      }

      public class A3 extends A2
      {
           private int q;
      }

Which of the following lists of instance data are accessible in A3?

Group of answer choices
x, y, z, a, b, q
a, b, q
a, q
x, z, a, q
x, a, q
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