More Than One Ping Only

You are trying to ping a Windows 7 system on your local subnet. Although the destination device can browse web sites, it won’t respond to any of your ping requests. Which of these could most likely cause this lack of response?

A) Windows 7 does not support ping

B) The Windows Firewall is enabled

C) Your network manager has disabled ping on your switches

D) The ping protocol does not work to devices on the same subnet

E) You have to install a sound file on the Windows 7 workstation that sounds like submarine sonar