You are a penetration tester and are about to perform a scan on a specific server. The agreement that you signed with the client contains the following specific condition for the scan: "The attacker must scan every port on the server several times using a set of spoofed source IP addresses." Suppose that you are using Nmap to perform this scan.
What flag will you use to satisfy this requirement?

A. The -g flag
B. The -A flag
C. The -f fag
D. The -D flag