Multiple users are experiencing slow performance when downloading large files from a specific site. Which of the following should the technician do to check the connection to the external site? 

Answer options:

A. Check the latency by running a continuous ping to the site.
B. Perform the ipconfig/flushdns command on the affected users` PCs.
C. Run a speedtest from a user`s PC to a site on the Internet.
D. Verify if there is MTU mismatch in the path to the site.

A