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.

A.w-f
B.f-p，w-f
C.w-f，b-f
D.f-p，w-f b-f
E.Compilation fails.
F.An exception is thrown at runtime.