單項選擇題

55. int []x= {1, 2,3,4, 5}; 
56. int y[] =x; 
57. System.out.println(y[2]); 
Which is true?() 

A. Line 57 will print the value 2.
B. Line 57 will print the value 3.
C. Compilation will fail because of an error in line 55.
D. Compilation will fail because of an error in line 56.

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