Which sporting event did Tiger Woods initiate his professional career in?

Tiger Woods initiated his professional career in professional golf, making it the correct choice. He turned professional in 1996 at the age of 20 and quickly became one of the most successful golfers in the history of the sport. Woods' talent, combined with his unique approach to the game, led him to win numerous tournaments and championships, including major titles like the Masters, U.S. Open, and the Open Championship. His impact on golf has significantly elevated the profile of the sport and inspired countless players around the world.

The other choices are sports in which Tiger Woods did not participate professionally. His expertise and career have been solely within the realm of golf, highlighting his role as a pivotal figure in that sport's development and popularity.