单选题

Which statement is true regarding Dynamic Service Registration?()

ADynamic service registration requires configuration in the listener .ora file.

BDynamic service registration can be used only with an Oracle9/instance.

CDynamic service registration cannot register a local listener that does not use TCP/IP or port 1521.

DThe PMON background process automatically registers each database instance if the necessary parameters have been set in the database initialization parameter file.

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