The correct answers are A) Civil service, E) Woodblock painting, and F) Written Language.
The cultural elements that are evidence of the Chinese influence of Korea are civil service, woodblock painting, and written language.
The Chinese culture influenced the Korean people in many areas such as religion, goverment administration, civil service, woodblock painting, and written language. One important aspect was the introduction of Buddhism as a religion in the territory of Koguryo in 372. There were other influences in architecture and arts.