A is the correct answer. All the other options use my as a pronoun.
Skiff Miller wanted to take the dog back and go to Alaska with him i guess but to do this he would have to take it from the couple that took the dog in and took good care of it. Skiff Miller must have gotten attached to the dog and felt a sense of love and yeahh
D- despair, is the answer. euphoria is an overwhelming joy, despair is hopelessness and sadness. hope this helped!