49. According to the passage, which of the following constituted the biggest reason for the Seclusion Edict of 1636?
(A) Japanese economic potential would be hampered in the long-term.
(B) European trade amounted to a disproportionate transfer of wealth.
(C) Traditional Japanese culture and way of life were threatened by European influence.
(D) With growing European influence, the potential for European military action against the Japanese government became too large.