Which piece of evidence would best support this argument?
the brighton bears lost the championship soccer game because they didn't work together as a team.
a. my friend sharon, who attended the game, said that the players were unmotivated and didn't seem to care at all about winning.
b. a 1994 study conducted by national school league usa showed that coaching, rather than teamwork, is the most important factor in determining a team's success.
c. according to the weather report, it was 98 degrees with high humidity on the day of the game.
d. a local newspaper reported that several players admitted they'd had a big argument before the game and had felt the effects of the argument on the field.