单选题：For code below, the result would be?

For code below, the result would be? @[D](2)
```Java
System.out.printf("Pi is about %d\n", Math.PI);
```

A. Compile error
B. Pi is about 3
C. Pi is about 3.141593
D. Run-time exception




A.Compile error
B.Pi is about 3
C.Pi is about 3.141593
D.Run-time exception


答案：D