The world had lost its boundary lines. My mother, who was small and soft, was now the strength of the family; my father, who was the rock on which the family had been built, was sobbing like the tiniest child. Everything was suddenly out of tune, like a broken accordion. Where did I fit into this crazy picture? I do not now remember my thoughts, only a feeling of great bewilderment and fear. What makes the narrator afraid? A. her parents arguing B. the boundary fence built between her neighbors C. her father crying