Domain.com wants the percentage of free space on all the Logical Volumes on their Windows servers, to be monitored by ControlCenter at a frequency of 15 min. A Critical alert must trigger only if the drive has been at 70% full for at least one hour, and a Fatal alert should trigger immediately at 90% full.
What would you suggest for this to be accomplished?

A.
One alert definition with two Management Policies.

B.
One alert definition with a Management Policy that will meet Domain.com requirement.

C.
One alert definition with appropriate evaluation conditions.

D.
Two alert definitions: One monitoring for the Critical condition and the other for the Fatal Condition.