Why doesn't Travis thank Burn Sanderson for Old Yeller?



A.
Travis is angry at Burn Sanderson for even thinking he had a right to take Old Yeller away.

B.
Travis thinks Old Yeller belonged to him in the first place.

C.
Travis forgets to do it because he is busy worrying about the danger of hydrophobia.

D.
Travis is still not convinced he wants Old Yeller to be his dog.