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2025-北京-七选五

Societies all over the world view the concept of an adult as self-supporting and self-directed, because it identifies a point in the life cycle.

下列哪项最准确地描述了原句中画线部分的逻辑关系？

A The reason why societies view an adult as self-supporting and self-directed is that the concept marks a point in the life cycle. B Although the concept identifies a point in the life cycle, societies view an adult as self-supporting and self-directed. C If the concept identifies a point in the life cycle, societies view an adult as self-supporting and self-directed. D Societies view an adult as self-supporting and self-directed, and the concept identifies a point in the life cycle.