多选题 Given that:
Exception is the superclass of IOException and
IOException is the superclass of FileNotFoundException
and
2. import java.io.*;
3. class Author {
4. protected void write() throws IOException { }
5. }
6. public class Salinger extends Author {
7. private void write(int x) { }
8. protected void write (long x) throws FileNotFoundException { }
9. protected void write (boolean x) throws Exception { }
10. protected int write(short x) {return 7; }
11. public void write() { }
12. }
What is the result? (Choose all that apply.)