Answer:
2. an adverbial clause modifying the verb are keeping
Explanation:
Adverbial clauses usually begin with a subordinating conjunction like <em>since, after </em>and <em>before</em>, and they contain a subject and a verb. Therefore, the sentence given is a complex sentence, consisting of a dependent or subordinate clause (<em>Since they already have an older cat</em>) and an independent one (<em>they are keeping the kitten in a separate room for a few days</em>).
Answer:
B.They were very unpopular.
He lay on his back and began to pass his life in review in quite a new way.
The main one is the need to be in a crowed and to fit in. hope this answers your question! another one is "Humans' inherent violence"