单选题：What will appear on the screen after executing the following pro

What will appear on the screen after executing the following program?
```
int n = 9;
while (n > 6) {
n--;
printf("%d", n);
}
```
@[D](1)

A. 8765
B. 9876
C. 987
D. 876




A.8765
B.9876
C.987
D.876


答案：D