A cloud administrator is tasked with verifying the operational effectiveness of monitoring systems following several unnoticed failures in the cloud infrastructure. Besides checking the functional state of monitoring tools, which of the following would BEST ensure the continuous and reliable operation of the monitoring activities?
Increasing storage capacity dedicated to monitoring logs.
Updating the user interface of the monitoring system for better visibility.
Adding more monitoring agents throughout the infrastructure.
Performing regular reviews of alert thresholds and trigger conditions.