A.The client and server have different NLS_LANGUAGE settings.
B.The client and server character sets are not the same,and the database character set is not a strict superset of the client character set.
C.The client and server are in different time zones.
D.The client requests automatic data conversion.
E.The AUTO_CONVERT initialization parameter is set to TRUE.
答案：（B）
解析：
(E.没有这个参数)