You are one of the network administrators for your company. All network servers run Windows Server 2003. Your company operates a total of four offices. The office where you work has 15 servers. You are responsible for supporting and maintaining all of these servers. You need to design a monitoring plan that will achieve the following goals: Track all performance changes on the servers. Record performance data to anticipate the need for future upgrades. What should you do? （）

A. On each server in your office, use Performance Logs and Alers to create a baseline log. Configure the log to collect data every five minutes for one day. Use the same counters for each server to create a log file. Schedule the log to run weekly.
B. From a monitoring computer, use Performance Logs and Alerts to create a baseline log for each server in your office. Configure the log to collect data every five minutes for one day. Use the same counters for each server to create a log file. Schedule the log to run weekly.
C. On each server in your office, use Performance Logs and Alerts to create threshold-based alerts. Configure the alerts to send a message to your monitoring computer when they are triggered. Set each alert to start a new scan when the alert finishes.
D. From a monitoring computer use Performance Logs and Alerts to create a new counter set in System Monitor. Configure the counters to run continuously.