Created comments to identify different parts of code.

Dog.java

@@ -0,0 +1,46 @@
+public class Dog {
+
+    // Private instance variables (data members)
+    private String breed;
+    private String size;
+    private String color;
+    private int age;
+
+    // Constructor
+    public Dog(String breed, String size, String color, int age) {
+        this.breed = breed;
+        this.size = size;
+        this.color = color;
+        this.age = age;
+    }
+
+   // Method to simulate eating (functional)
+    public void eat() {
+        System.out.println(breed + " is happily eating!");
+    }
+
+    // Method to simulate running (functional)
+    public void run() {
+        System.out.println(breed + " has got the zoomies. Look at them go!");
+    }
+
+    // Method to simulate sleeping (functional)
+    public void sleep() {
+        System.out.println(breed + " must be tired.");
+    }
+
+    // Method to display the dog's name (assuming name is derived from breed)
+    public void name() {
+        System.out.println("This dog is a " + breed);
+    }
+
+   public static void main(String[] args) {
+        // Create Dog objects
+
+        Dog dog1 = new Dog("Bulldog", "Large", "Light Gray" , 5);
+        Dog dog2 = new Dog("Beagle", "Large", "Orange", 6);
+        Dog dog3 = new Dog("German Shepherd", "Large", "White & Orange", 6);
+
+
+    }
+}

README.md

@@ -10,23 +10,25 @@
   6. All the instance methods for the class **Student**
 
 ```java
-class Student{
-    private String name;
-    private int rollNo;
+class Student{ //Class name
+
+    private String name; // instance variable string type
+    private int rollNo; // instance variable int type
 
-    Student(String s, int r)
+    // Instance method Constructor
+    Student(String s, int r) // Parameters are String and int
     {
-   	    name = s;
-   	    rollNo = r;
+   	    name = s; // instance variable set with "Rambo"
+   	    rollNo = r; // instance variable set with "21"
     }
-
-    void methodForDisplay()
+    // Instance method
+    void methodForDisplay() 
     {
         System.out.println(name+"'s Roll No: "+rollNo);
     }
 
     public static void main(String[] args) {
-        Student obj1=new Student("Rambo",21);
+        Student obj1=new Student("Rambo",21); //student object gets created.
         obj1.methodForDisplay();
     }
 }
@@ -37,6 +39,9 @@ class Student{
 * Read the W3Schools page on class methods: [W3Schools Java Class Methods](https://www.w3schools.com/java/java_class_methods.asp)
 * In your own words, write a few sentences below explaining the difference between static and public methods in relation to a class.
 
+A static method can be called without making an object of the class. To call a public method you need to first create an object and then call the method with that object.
+
+
 ## Part 3 - Dogs
 
 * View the image below, and from the image, construct a Java file **Dog** that mirrors the diagrammed class and the 3 dog objects.