Which tool must you use to gather the flow data?

You created a virtual network of three zones. One network hosts a web server. Another hosts an
application server used by the web server. The third zone host a video streaming application. You
already configured a flow to prioritize the video traffic over the web server traffic. You now need to
continuously monitor the flow. Which tool must you use to gather the flow data?

A.
the kstat utility

B.
the system activity reporter (SAR)