Onomatopoeia is a figure of speech which imitates sounds heard in nature. Having that in mind, the example of that figure in this poem would be moaning and groaning. The moaning and the groaning of the bells is a reference to the moaning and the groaning that animals and humans can produce.
Going to school and educating yourself on the career you want to pursue.
I'm kind of confused as to what you're asking, but this looks like an outline to me. It's easier to see if you lay it out like this:
Introduction
I. Hook: You see them everywhere you look, sometimes out playing or other times in a house.
II. Topic sentence: three areas of information about cats.
A. Cats are very intelligent animals.
B. Cats give off tail signals.
C. Cats are territorial animals.
See? It seems like a plan for an essay, so the correct answer would be D. outlining.