A chief security officer $($CSO$)$ is overseeing the deployment of a Security Information and Event Management $($SIEM$)$ system in a large organization with a mix of computer systems and network appliances. The CSO has concerns about the system resources that the data collection process on the individual computer systems utilizes. Which method should the CSO consider to minimize the resource usage on these systems while ensuring effective data collection for the SIEM system?

A$.$Deploying additional SIEM systems to distribute the data collection load

B$.$Using a sensor$-$based collection method on the computer systems

C$.$Implementing an agentless collection method on the computer systems

D$.$Running regular vulnerability scans on the computer systems to optimize their performance