Sorry for such late an answer, but I believe its A) Predicate Nominative.
Outside is the word acting like an adverb
A antonym for "old fashioned" is new, because when something is old fashioned, it's usually old, and doesn't look in a good state, while something is new, it looks better than something old fashioned, or up to date
I hope this helps! :>
Answer:
answer is A 100%
Explanation:
why? because i got it right.
