Determine which equation is false, based on the solution set $S :\{2\}$.
A$7=6 p-5$
B$4 t=8$
C$3(3 c+1)=21$
D$5 m+8=16$
A$7=6 p-5$
B$4 t=8$
C$3(3 c+1)=21$
D$5 m+8=16$