Alliteration and personification
The excerpt mainly focuses on the general idea that television has a bad influence on children, so I would say the best answer choice is "television has a bad influence on children." It doesn't focus too much on the three types of shows, but otherwise that would be the second best answer. Let me know which one is correct, but I believe it's B.
Kevin is a good listener because he uses attentive body language and takes notes
The word vindicated, which comes from the Latin word vindicatus, originally meant "to avenge or revenge" but its meaning soon shifted to "clear from censure or doubt, by means of demonstration." When you are vindicated, your name is cleared. You might also prove that you're right about something.
The dictionaries are in alphabetical order so there really is not trick to looking in them. Also, we have Google so dictionaries aren’t really that helpful. Therefore, this question is kind of a scam. Which ever teacher gave you this is playing you. Haha.