This is a test of commonsense. Complete the next sentence:

How to become a professional fighter
Learn to fight.
If you're going to go pro as a fighter, you're going to have to be the best fighter you possibly can be. Study the techniques and training regimens necessary to whatever style of fighting you're interested in.
Mma is by far the most popular modern fighting style. Combining elements of boxing, kick boxing, muay thai, wrestling, and jiu jitsu, mma will require that you develop a " total package " of fighting skills.