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单选题
Automatic data conversion will occur if which of the following happens?（）
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.
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