You want to know whether a packet filter is in front of 192.168.1.10. Pings to 192.168.1.10 don’t get answered. A basic nmap scan of 192.168.1.10 seems to hang without returning any information. What should you do next?

A.
Use NetScan Tools Pro to conduct the scan

B.
Run nmap XMAS scan against 192.168.1.10

C.
Run NULL TCP hping2 against 192.168.1.10

D.
The firewall is blocking all the scans to 192.168.1.10