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 is injured but walks all the way home to get help for Travis
C.
when Old Yeller attacks a bear that has grabbed Travis by the ankle
D.
when Old Yeller is seriously injured but licks the wound Travis has on his leg