Refer to the Newsela article "Rickie Fowler, Make-A-Wish and the walk of a lifetime at Detroit Golf Club." Which detail best supports the inference that Rickie Fowler has been playing golf professionally for a number of years?

"Then Fowler got hurt—a muscle strain on his right side. Detroit became the next opportunity."
"Trudel...watched Fowler walk into the trailer to sign his cards. When Fowler stepped back out, he posed for a few pictures."
"'I hope he had a good day,' said Fowler. '(Trudel) has always been a fan of mine. Hopefully it's not the last time we have him out.'"
"Some in the golf world consider him the best player never to have won a major. Though he's come close. Several times."