The love they feel for one another is instant there is no denying the chemistry but then they soon realize that they come from opposite families and that they are forbidden to love one another.
D. Bilbo fears all Wargs because they are allies of the goblins. He is assuming that every Warg is out to get them because they are not aligned with the goblins and the Wargs are.
A predicate is describing what the subject is, or does.
A. It is an independent clause because it forms a complete thought and has a subject and a verb.