Comic to Film Adaptation Marvel vs DC

It was not until the 1990s that creators of comic books were given credit and improved status as a genuine art form.
Comic books are 'participatory' art.
Marvel and DC are known for the transfer from comic book/ graphic novel to film, both the film industry and comic book industry due to sequel and spin off potential.
With films like Superman being created from comic books and graphic novels like V for Vendetta have a certain style which reflects the origin that is the comic strip.