Better for what? Street fighting? Cage Matches? If you want to box, boxing is best. If you wish to participate in MMA fighting, that would certainly be the training to go for. If you are looking for the best self defense, I would say MMA, but note that training MMA with the rigid rules might not be as effective as the study of a non-competitive martial art.
Wrestling is typically considered the oldest martial art. Boxing is probably second in age.
Boxing
Yes. It is more like MMA, excluding the submission holds. The punches are similar to boxing. Generally, any martial artist can become a Kick Boxer.
Boxing, mixed martial art, martial arts like karate
No, boxing is a separate martial art and can stand alone.
Wrestling is considered the oldest martial art, pictures have been found that are thousands of years old. Boxing is probably second in age.
No martial art is the best. Only those who can master it can be better then another person. Even karate history comes from Chinese martial art.
That would probably be Thai Boxing (Muay Thai).
Egyptian boxing. They trained and fought in these hand to hand matches.
People all over the world study the martial arts. "Savate" in fact is a french boxing martial art.
Boxing is a martial art, probably the oldest in the world. They can certainly use their skills in a street fight.
no martial art is better than another because they are both forms of art they are about self expresion so it is more about the person. this is like asking if ink is better than paint or is guitar better than violin.