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[单选题]Which of the description of the concept class diagram is incorrect?

AConcept class has no behaviorIV1答案窝(daanwo.com)-大学生作业答案及考资分享平台

BConceptual class diagrams must be defined based on system requirementsIV1答案窝(daanwo.com)-大学生作业答案及考资分享平台

CIf the candidate class does not need to maintain state only behavior, and there is no other associated state with it, we can eliminate this candidate classIV1答案窝(daanwo.com)-大学生作业答案及考资分享平台

DThe basic elements of the conceptual class diagram are objects, classes, links, associations (aggregation), inheritanceIV1答案窝(daanwo.com)-大学生作业答案及考资分享平台

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