The specific purpose for yaoling's persuasive speech is "to persuade my audience that humans have an ethical responsibility to prevent the extinction of animal species." according to your textbook, yaoling is speaking on a question of:

two factors or characteristics of a chapter that might make it difficult to read would be words i don't understand, or if i don't fully understand what's going on in the chapter. strategies i can use to get through the difficult material would be a dictionary, and re-reading previous chapters to get a better grasp of what the author is trying to say.

caliban is prospero's slave in the shakespear's play "the tempest"