Suppose f(x) = 2(x + 1)2 and f(g(x)) = 2(2x + 4)2. What is g(x)? A.g(x) = x + 3 B.g(x) = x + 4 xxC.g(x) = 2x + 3 D.g(x) = 2x + 4 It's C