<span>This is best reflected in “When I Heard the Learn’d Astronomer,” when Whitman goes out at night and looks at the stars.
After a boring lecture during his class, he wanders out of the classroom and starts staring at the stars. This is when his most wondrous and clever thoughts emerge when the full impact of the era of Transcendentalism is obvious.
</span>
the word you're looking for is surreal
Provisions in this sentence means food.
I would say A. because it is the only one that makes sense as helpful to the reader and connecting events.