What would be an example of foreshadowing in a story about a girl who breaks her leg trying to fly?

a. the narrator explains exactly how and why the girl will break her leg in the first sentence of the story.
b. the author begins the story on a bright, sunny day that seems perfect and beautiful.
c. the girl shrugs off a friend's warning that she is sure to get hurt if she keeps taking big risks.
d. the author shows that the girl feels internal conflict about her inability to fly like her friends.