There is a record about patriarchal clan system in Zuo Zhuan in the Spring and Autumn Period: "If the queen is at a loss, she will choose to grow up. Every year, virtue is good, and virtue is good. "

There is a record about patriarchal clan system in Zuo Zhuan in the Spring and Autumn Period: "If the queen is at a loss, she will choose to grow up. Every year, virtue is good, and virtue is good. " This material shows that D

Analysis of test questions: This question examines the ability to comprehensively interpret materials. From the material point of view, "if the queen is uncomfortable, choose the length." It can be inferred that if the king has no younger son, he will choose the eldest son. If he is of the same age, he will choose the one with high moral cultivation and equal moral cultivation, and then use divination to decide. This shows that the ancient patriarchal clan system has a relatively complete set of methods to realize the succession to the throne, so D is chosen.