Comprehensive and Detailed Step-by-Step Explanation: Monitoringcapacity utilizationsupportsavailabilityby ensuring thatresources remain functional and do not exceed operational limits. * Option A (Incorrect):Integrityensures that data isaccurate and unaltered, but monitoring capacity thresholds primarily relates tosystem availability. * Option B (Correct):Availabilityensures that systems remainaccessible and functional, and monitoring capacity utilization helpsprevent downtimeandservice disruptions. * Option C (Incorrect):Confidentialityensures that data isprotected from unauthorized access, which is unrelated to capacity monitoring. * Option D (Incorrect):Nonrepudiationensures that actions can betraced to specific individuals, but it does not relate tocapacity monitoring. Reference:ISACA CISA Review Manual -Domain 4: Information Systems Operations and Business Resilience- Coverscapacity planning and monitoring for system availability.