Given:
1. interface DoStuff2 {
2. float getRange(int low, int high); }
3.
4. interface DoMore {
5. float getAvg(int a, int b, int c); }
6.
7. abstract class DoAbstract implements DoStuff2, DoMore { }
8.
9. class DoStuff implements DoStuff2 {
10. public float getRange(int x, int y) { return 3.14f; } }
11.
12. interface DoAll extends DoMore {
13. float getAvg(int a, int b, int c, int d); }
What is the result?
A.
The file will compile without error.
B.
Compilation fails. Only line 7 contains an error.
C.
Compilation fails. Only line 12 contains an error.
D.
Compilation fails. Only line 13 contains an error.
E.
Compilation fails. Only lines 7 and 12 contain errors.
F.
Compilation fails. Only lines 7 and 13 contain errors.
G.
Compilation fails. Lines 7, 12, and 13 contain errors.