Answer :
lets seee
f(g(x))=2(6x+2)+3=12x+4+3=12x+7
g(f(x))=6(2x+3)+2=12x+18+2=12x+20
12x+7 vs 12x+20
12x+20 is bigger
D is answer
f(g(x))=2(6x+2)+3=12x+4+3=12x+7
g(f(x))=6(2x+3)+2=12x+18+2=12x+20
12x+7 vs 12x+20
12x+20 is bigger
D is answer