Any, none, or all of the above plus sponsorships, ads, competition winnings etc. If an athlete is sponsored they might get a lot of gear and travel paid for alo

Any, none, or all of the above plus sponsorships, ads, competition winnings etc. If an athlete is sponsored they might get a lot of gear and travel paid for along with maybe a cash stipend. There is a whole spectrum of what it means to be a "professional"