A i think hope this helps you
The answer is; A.
The climax of a story is characterized by high tension and drama and is considered the highest point in the plot. The main character is usually in a crisis and he or she finds a solution to a major conflict (such as a hero defeating the villain or evil element). Climaxes are considered to be significant in giving the story an overarching meaning.
Give me some choices if choice are not there
Then it is Unexpected in the blank