What is the output of this program?import java.util.*; public class hashtable_Example { public static void main(String args[]) { Hashtable object = new Hashtable(); object.put("P", new Integer(12)); object.put("Q", new Integer(21)); object.put("R", new Integer(18)); System.out.print(object.toString()); } }

• A. {R=18, Q=21}
• B. {Q=21, P=12}
• C. {R=18, P=12}
• D. {R=18, Q=21, P=12}
• E. {P=12, R=18}