单项选择题

下列语句序列执行后,k 的值是
int x = 6, y = 10, k = 5;
       switch (x % y) {
       case 0:
           k = x * y;
       case 6:
           k = x / y;
       case 12:
           k = x - y;
       default:
           k = x * y - x;
       }

A.60
B.5
C.0
D.54
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