B It couldn’t be A because a “lasting bond” with a client is not part of a room function. Then C really doesn’t make sense how can a room be difficult to choose what’s going to be done with it, that’s the most easiest part really
Could u re-type this question? Are you asking why do we need to work in groups? If so it’s because you can build communication skills and real world skills where jobs will require some sort of interaction.