"he hesitated, and as he did so heard again the bell; the bicycle bell. it was approaching him fast, bearing down on him, urgent, menacing. he could hear the pedals, almost see the shimmer of an invisible wheel…he was looking into two eyes carved out of expressionless air; he was held by two hands knotted together out of the width of dark." this quote from "sonata for harp and bicycle" occurs at which stage in the plot diagram? 1.falling action2.rising action3.climax4.exposition