Answer:
“He knew only . . . a hungry yearning for the free life that had been his.”
Explanation:
"homesickness" requires you to miss something that you used to have back in the day (presumably, when you were at home). According to the passage, White Fang misses Kiche and his old free lifestyle.
I guess that it’s false because it’s showing in the passage
Antecedent
That which goes before, especially the word, phrase, or clause to which a pronoun refers. In the sentence, "The witches cast their spells," the antecedent of the pronoun "their" is the noun "witches."