单选题：It is an array initialization:

It is an array initialization:
```
int a[3]={0} ; ```
Which one is **invalid** to refer to particular elements of the array?
@[C](1)

A. a[0]
B. a[2-1]
C. a[3]
D. a[a[1]]




A.a[0]
B.a[2-1]
C.a[3]
D.a[a[1]]


答案：C