How can the difference between compliance and system clocks be corrected?

Isilon SmartLock Compliance clock has drifted from the system clock.

How can the difference between compliance and system clocks be corrected?
A . Compliance clock drifts towards system clock automatically
B . Compliance clock drift correction is not allowed
C . Administrative user “root” can manually adjust the compliance clock
D . Administrative user “compadmin” can manually adjust the compliance clock

Answer: A