Which is an example of how Old Yeller loves Travis unconditionally?
A.
when Old Yeller risks his life to save Travis from a fox with hydrophobia
B.
when Old Yeller attacks a bear that has grabbed Travis by the ankle
C.
when Old Yeller is seriously injured but licks the wound Travis has on his leg
D.
when Old Yeller is injured but walks all the way home to get help for Travis