Card 17 / 32: Given: 1. class Ring { 2. final static int x2 = 7; 3. final static Integer x4 = 8; 4. public static void main(String[] args) { 5. Integer x1 = 5; 6. String s = "a"; 7. if(x1 < 9) s += "b"; 8. switch(x1) { 9. case 5: s += "c"; 10. case x2: s += "d"; 11. case x4: s += "e"; 12. } 13. System.out.println(s); 14. } 15. } What is the result?
A) Compilation fails due only to an error on line 9
B) Compilation fails due only to an error on line 10
C) Compilation fails due only to an error on line 11.
D) cde
E) bcde

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