1. class X { void do1() { } } 2. class Y extends X { void do2() { } } 3. 4. class Chrome { 5. public static void main(String [] args) { 6. X x1 = new X(); 7. X x2 = new Y(); 8. Y y1 = new Y(); 9. // insert code here 10. } 11. }
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  1. x2.do2();

  2. (Y)x2.do2();

  3. ((Y)x2).do2();

  4. None of the above statements will compile

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Correct Option: C

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