Answer:
B
Explanation:
Well, we can use process of ellimination here.
A. A smilie would be something like "You shine like a star". This is not a similie.
B. An allusion is a causal reference to another source, whether that be a book, movie, song, event, etc. This is an allusion. It is B.
C. No. This is not forshadowing to anything. It is a comment on an event that already happened, which was that she took to long to decide what to eat.
D. No. Setting would be something like "the night was dark, chilly, and eeire". This dialouge line is not setting related.