The events that take place in a story make up the story's
a. genre.
b. climax.
c. setting.
d. plot.

D. Plot.

Explanation: The genre is a group of literary compositions with similarities in form, style, subject, tone or even length. The climax of a story is the point with highest tension and drama in a narrative. In literature, the setting is the time and place in which the story takes place. The plot is a literary term used to describe the events that create the story, it is the most important element of a story, so the correct answer is option D.