Small mice fit nicely into coat pockets.
The complete predicate in this sentence is "fit nicely into coat pockets."
This is because a sentence is made up of two halves: the complete subject and the complete predicate. The latter of these two makes up the part of the sentence that <em>describes</em> the subject, or what the subject is <em>doing</em>.
Answer:
i dunno tantrum or depression or unhappy
Answer: There's a sparknotes and shmoop summary for chapter 7 of the book Night, it describes their relationship perfectly. I suggest you go there.
Explanation: See answer above.
D and then if that doesn't work B. If you have anything else to ask me further about my answer (cause I have got to admit it is quite vague) just ask.
Hope this helps :) x