"The woods were already filled with shadows one June evening, just before eight o'clock, though a bright sunset still glimmered faintly among the trunks of the trees. A little girl was driving home her cow, a plodding, dilatory, provoking creature in her behavior, but a valued companion for all that. They were going away from the western light, and striking deep into the dark woods, but their feet were familiar with the path, and it was no matter whether their eyes could see it or not." This passage from "The White Heron" demonstrates that it is part of the exposition through all of the following pieces of information except A. the passage describes the setting for the reader. B. the passage introduces the main character. C. the passage provides significant information about the main character's familiarity with the landscape. D. the passage tells the reader that it is dark outside.