Yeah, its D (emphasize the importance of the meeting and its special purpose)
1. metaphor
2.long and thoughtful
3.correct
4.incorrect
5.incorrect
Allusion is a figure of speech, in which an object or circumstance from unrelated context is referenced covertly or indirectly. It is left to the audience to make the direct connection; where the connection is directly and explicitly stated by the author, it is instead usually termed a reference