In the story "American Born Chinese," the Chinese herbalist tells Jin Wang, "It's easy to become anything you wish... so long as you're willing to forfeit your soul." This is an example of:

A. an inciting incident, to introduce a central conflict.
B. foreshadowing, to create suspense by providing hints about the future.
C. parallel plot, to follow separate characters and events.
D. flashback, to give the reader background information.