问题：

[单选]

Examine the following query output:
You issue the following command to import tables into the hr schema:
$ > impdp hr/hr directory = dumpdir dumpfile = hr_new.dmp schemas=hr
TRANSFORM=DISABLE_ARCHIVE_LOGGING: Y
Which statement is true?（）

A . All database operations performed by the impdp command are logged.
B . Only CREATE INDEX and CREATE TABLE statements generated by the import are logged.
C . Only CREATE TABLE and ALTER TABLE statements generated by the import are logged.
D . None of the operations against the master table used by Oracle Data Pump to coordinate its activities are logged.