How can you specify a stealth scan with nmap?Select one:a.Type "nmap -stealth"b.Type "nmap -sS"c.Type "nmap -sT"d.Type "nmap -invisible"

To specify a stealth scan with Nmap, you would use the option that initiates a SYN scan. This is accomplished using the command line option -sS. Here's a breakdown of the provided options:

1. Option a: nmap -stealth - This is not a valid Nmap command.
2. Option b: nmap -sS - This is the correct option for a stealth SYN scan.
3. Option c: nmap -sT - This option specifies a TCP connect scan, which is not stealthy.
4. Option d: nmap -invisible - This is not a valid Nmap command.

Final Answer

The correct command to specify a stealth scan with Nmap is b. Type "nmap -sS".