The correct answer is the following: option c. The climax is the stage of the plot in which the author express the highest point of interest in the story. In literature, the climax is defined as the particular point within a narrative at which the tension or conflict hits the highest point. It is basically a decisive moment within a story where the conflict or crisis hits the highest point and whether calling for a resolution or a conclusion. The term climax comes from the Greek, in which the word means "ladder" and it is used to symbolize how the act of reading a story is similar to the one of climbing a ladder, where the climax is the top of it.