Read the following story.
Dark clouds brushed against the pinnacles of the ancient
ruin and seemed ready to pounce on anyone who
disturbed the fallen stones. A snake slithered from one pile
of rubble to another. Casey checked his guidebook to see
if he was in the right spot, but the darkness made it
impossible to read the text.
Which effect does the author achieve through the story's setting?
O
A. The author creates the story's central conflict.
O
B. The author sets up the hook of the story
O
C. The author establishes a mood of danger.
O
D. The author introduces the main character.