Final answer:
The climax is the turning point of the story and is the moment of highest tension where the main conflict is addressed, but not necessarily resolved.
Step-by-step explanation:
The climax in the plot structure of a story is often described as the turning point and is crucial for several reasons. It serves as the peak of action, where the main conflict comes to a head. The climax typically involves an intense moment where the protagonist must make a critical decision or take a pivotal action that will determine the outcome of the story. It is not merely the outcome of the story or the resolution of the conflicts but rather the point of highest tension that propels the story forward towards resolution. This can manifest as a confrontation between the protagonist and the antagonist, an important epiphany, or a decisive battle.