The characteristics of the times are the hegemony of princes and social changes. During the Spring and Autumn Period and the Warring States Period, a hundred schools of thought contended, talented people came forth in large numbers and the academic atmosphere was active. It was a period of great division in the history of China, and the Eastern Zhou Dynasty was destroyed by Qin at the end of the Warring States Period, so the Spring and Autumn Period and the Warring States Period were not completely included in the Eastern Zhou Dynasty.

The characteristics of the times reflected in the Spring and Autumn Period and the Warring States Period are ()

A. vassal hegemony and social change

B. Consolidating a unified multi-ethnic country

C. separation of powers and national integration

D. Building a unified country

A: A.

Spring and Autumn Period and Warring States Period are divided into Spring and Autumn Period and Warring States Period. The watershed was in 453 BC, when Han, Zhao and Wei wiped out the Zhi family and carved up the State of Jin.

The Spring and Autumn Period, referred to as the Spring and Autumn Period, belongs to the Eastern Zhou Dynasty. During the Spring and Autumn Period, Zhou Wang's influence weakened, and the princes fought with each other. Qi Huangong, Jin Wengong, Song Xianggong, Qin Mugong and Chu Zhuangwang successively dominated, and were known as the five tyrants in the Spring and Autumn Period.

The Warring States Period, referred to as the Warring States Period for short, was called the "Warring States Period" by later generations from the late Eastern Zhou Dynasty to the unification of China Central Plains. The name of "Warring States" is taken from the Warring States Policy edited and annotated by Liu Xiang in the Western Han Dynasty.