Which sentence from the passage shows Kane's uncertainty about the effect of his band's music?
A.
As the band began practicing, Kane recognized some of the folk songs and played along well.
B.
Kane finally realized why he never felt much joy with his own band.
C.
Music can only be the soul of the game if musicians believe it is, he concluded.
D.
Week after week, football fans ignored the half-time performance that they worked hard to perfect.