The answer to that question is them. The class is a collective noun for a bunch of students that are learning from a teacher. Since we are referring to people, then we cannot use it because the noun it is used for inanimate objects. Pronouns like them are used to refer to people
Answer:
B is the answer to this question
It means something that is put in a way that cant be moved or forgotten
The subordinate clause in this independent sentence is before Hans remembered to stir it. The fact that it is subordinate means that it cannot stand on its own, it has to be part of the independent clause. If you just say <em>before Hans remembered to stir it, </em>that means nothing because the clause is not complete.