Answer:
climax
Step-by-step explanation:
The plot element illustrated in this portion of the story is the climax. The climax is the most exciting or intense moment of the story, and it often involves a turning point or decision that will have significant consequences for the characters. In this case, the family must decide whether to stay on the island or return to their old lives, which is a crucial moment in the story and marks the end of the rising action. The resolution, which follows the climax, will show how the characters deal with the consequences of this decision.