Which Nmap command scans UDP ports 9990 through 10000 on the local IPv4 address?
sudo nmap -sU -p 9990-10000 127.0.0.2
sudo nmap -sU -p 9990 127.0.0.1
sudo nmap -sU -p 9990-10000 127.0.0.1
sudo nmap -sS -p 9990-10000 127.0.0.1