I believe the answer is b.
Answer:
I think Its A but I am not quiet sure
Explanation:
It isn't simile, because there is no comparison to anything, and it isn't ironic.
Are you asking for which ones are metaphors ??
If so...
The building was a maze
The sidewalk could fry an egg
Her eyes drilled into my face
The company is buried in work.
Those are all metaphors the others are literal