Read these sentences from "The Open Window." "Here we are, my dear," said the bearer of the white mackintosh, coming in through the window, "fairly muddy, but most of it's dry. Who was that who bolted out as we came up?" "A most extraordinary man, a Mr. Nuttel," said Mrs. Sappleton; "could only talk about his illnesses, and dashed off without a word of goodby or apology when you arrived. One would think he had seen a ghost." Which phrase from these sentences contributes most to the humor in the story? A) "a Mr. Nuttel" B) "think he had seen a ghost" C) "fairly muddy, but most of it's dry" D) "dashed off without a word of goodby"