Yankees’ Aaron Boone: CC Sabathia could be multiple-inning reliever

ST. PETERSBURG, Fla. — It was one inning, three batters and 13 pitches — which hardly provided a lot of information to judge how CC Sabathia will do out of the bullpen when the Yankees’ postseason opens on Oct. 4.

Judging by what it looked like to two decision makers, the veteran lefty was impressive. So much so that Aaron Boone, before the Yankees’ 4-0 loss to the Rays on Wednesday, said it’s possible the 39-year-old could provide back-to-back outings in relief after a string of 560 regular-season starts was ended Tuesday evening.

“We will see. It’s something we would consider,’’ Boone said of Sabathia, who worked a perfect fourth inning in Tuesday night’s 2-1, 12-inning loss to Tampa Bay.…