Given:

Armor.java

public class Armor {/* Implementation not shown */}

Key.java

public class Key {/* Implementation not shown */}

Potion.java

public class Potion {/* Implementation not shown */}

Item.java

public class Item {

    public Item() {}

}

Main.java

public class Main
{
    public static void main(String[] args)
    {
        Item armor = new Armor();
        Item key = new Key();
        Item potion = new Potion();
    }
}

Why does this code not compile?

1. Correct Answer
   Incorrect Answer
   a

   This code does compile

2. Correct Answer
   Incorrect Answer
   b

   Subclasses don’t have constructors

3. Correct Answer
   Incorrect Answer
   c

   Subclasses don’t extend Item

4. Correct Answer
   Incorrect Answer
   d

   Item class constructor is empty

5. Correct Answer
   Incorrect Answer
   e

   Subclasses are public