The pronoun that complete the elliptical cause is "I" because sentence uses the word "My" in the very beginning of the sentence so that person is either talking for themselves or someone else, if for someone else than a name would be in The list of answers.
This passage allows us to see into the inner struggle and loneliness of the character. This is revealed in the phrase "interior gloom" while he faces the "open lattice" but he was not looking at anything at all. He was engrossed in his own thoughts and feelings of a closure or an ending of life implied in the phrase "the fire had smouldered to ashes." The surroundings was so silent and cold as revealed in the words "damp, mild air," "cloudy evening" and "so still."
I guess D? Because if it’s not necessarily taught but it’s caught I’d say that meant one learns NATURALLY and then can LEARN it better through teaching hope I helped