You are a desktop support technician for your company. All the computers in your company run Windows Vista. You need to confirm whether your computer is listening for requests on port 3389. What should you do?

A.
Run the netstat -a -o -n on command from a command line

B.
Run the ipconfig / allcompartments / all command from a command line.

C.
Install the Telnet server feature and ensure that the Telent service is started.

D.
Create a counter log that takes snapshots of the Bytes Total/Sec counter in 1 -minute increments.