Mike Elko set himself up for questions about the quarterback position last week after Marcel Reed replaced Conner Weigman vs. LSU and thrived. Everyone was wondering who would start against South Carolina but Elko avoided providing a definite answer until game time. Now, just ahead of kickoff, a decision has been made. Reed will start for Texas A&M on Saturday night, leading them into a hostile South Carolina environment at Williams-Brice Stadium. The Aggies are the lone undefeated team remaining in SEC play and sit in first place. Getting a win would strengthen their chances of making the SEC…