(单选题)19: 已知如下代码:
public?class?Test{
static long?a[]?=?new?long[10];
public?static?void?main?(?String?arg[]?)?{
System.out.println?(?a[6]?);
}
}
则下面 个语句是正确的。
A: Output is null.
B: When compile, some error will occur.
C: Output is 0.
D: When running, some error will occur.
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