Your company has a network that has 100 servers. A server named server1 is configured as a file server . server1 is connected to a SAN and has 15 logical drives. You want to automatically run a data archiving script if the free space on any of the logical drives is below 30 percent. You need to automate the script execution. You create a new data collector set. What should you do next?（）

• A、Add the event trace data collector
• B、Add the performance counte ralert
• C、Add the performance counte rdata collector
• D、Add the system configuration datacollector.