Authors often use imagery to establish the mood of a piece. which of the following offers the best example of this in the bean trees? a. "he's got warts on his elbows and those eyebrows that meet in the middle." b. "a woman on a nearby bench stopped reading and tilted her head back…" c. "the clouds were flat and pink and hilarious-looking, like the hippo ballerinas in a disney movie." d. "this man you are looking at is an english teacher."