I assume speaks. But is there any options?
Answer: To me I think her leaving home has affected her by making her sad and the simile is representing her crying or longing to go back like being home sick.
Hope I could help.
The answer is option C:
It’s hard to believe, but a shortwave radio can take you around the world for a song.
Informal English is the style in grammar, vocabulary and punctuation used in relaxed situations with people we know well. Typical informal constructions include direct speech, contractions, phrasal verbs, clichés, simpler choice of vocabulary items and extra punctuation.
It's either -vert or in- my best guess would be -vert
I'm not sure what the story "To Build a Fire" is, but I hope I can help you by telling you that "third person" is when the characters/protagonist are described through "he", "she", etc. and "omniscient point of view" is all seeing, therefore, options 2 and 4 are impossible.