Indirect Superclass Inheritance

Question

Which of the following code segments correctly demonstrates a class inheriting a method from an indirect superclass?

Accepted Answer

```java
public class LivingThing {
    public void breathe() {
        System.out.println("Breathing");
    }
}

public class Animal extends LivingThing { }

public class Mammal extends Animal { }
```

Answer

```java
public class LivingThing {
    public void breathe() { System.out.println("Breathing"); }
}

public class Animal extends LivingThing { }

public class Mammal {
    // Does not extend Animal
}
```

Answer

```java
public class LivingThing { 
    public void breathe() { System.out.println("Breathing"); } 
}

public class Animal { }

public class Mammal extends Animal { }
```

Answer

```java
public class Animal {
    public void breathe() {
        System.out.println("Breathing");
    }
}

public class Mammal extends Animal { }
```