D) old and full of holes, but the three brothers
The underlined word is a complete subject. So, the best option is A.
Because the tongue is pinkish and sometimes it is an animal because it possesses the bad or wildness of an animal.
Maybe review over the text it’s talking about. I would help but there is not text for what you are needing help with. Try putting a photo of the text your questions are linked to? Then it would be easier to help with what your asking.