In What Respect Was Japan's Borrowing of Chinese Culture Different

In what respect was Japan's borrowing of Chinese culture different from the experiences of Korea and Vietnam?

A) Japanese people viewed their own country less as a separate nation than as an extension of a universal civilization centered in China.
B) In Japan,only the lower classes and women embraced Chinese culture,while elite men resisted Chinese influence in all arenas.
C) Japan adopted many elements of Chinese culture but completely rejected the fundamental principles of Confucianism.
D) Japan's borrowing was wholly voluntary rather than occurring under conditions of direct military threat or outright occupation.