Ancient Vietnamese Relationships with China Are Accurately Described by All

Ancient Vietnamese relationships with China are accurately described by all of the following statements EXCEPT:

A) The Qin dynasty occupied northern Vietnam in the third century BCE, as did the Han in the second century BCE.
B) With the fall of the Han Empire in 220 BCE, the Vietnamese were able to attain a long lasting period of independence.
C) The occupation of parts of Vietnam did much to develop and solidify a sense of a Vietnamese identity.
D) Two women, the Trung sisters, became national symbols because of their fierce rebellion against the Han dynasty.