What is the difference between the -remove and the -purge action with the dpkg command?

What is the difference between the –remove and the –purge action with the dpkg command?

What is the difference between the –remove and the –purge action with the dpkg command?
A . –remove removes the program, –purge also removes the config files
B . –remove only removes the program, –purge only removes the config files
C . –remove removes a package, –purge also removes all packages dependent on it
D . –remove removes only the package file itself, –purge removes all files related to the package

Answer: A