Answer:
A(n) Allusion is a reference to anything, but a(n) Literary allusion is a reference to a work of literature.
sorry im late but here's the answer. have a nice day :)
I believe the answer is number 1
I would have actually written it this way
"Hellen arrived unannounced when the house was a mess, and we weren't ready for visitors."
But, I guess, the closest answer to this one would be the last option. :)
Hope this helps.
