which of the following will form the composite function F(G(x)) shown below? F(G(x))=2x 1
A. F(x) = 2x and G(x) = x+1
B. F(x) = x+1 and G(x) = 2x-1
C. F(x) = 2x+1 and G(x) = x+1
D. F(x) = 2x-1 and G(x) = x+1