Does the function match template ABC or D? What coefficient equal which numbers

Given f(ac) = ac2 - 4x and g(x) = 2x + 3, find and simplify (fog) (x). Show your work or First, enter the letter of the template that matches your answer. Then enter the values of a, b blank if unused. Template A Templ (fog)(a) = ax +b (fog) (x) = Template C Ter (fog) (ac) = ax' + bar2 + co (fog Template (A, B, C, or D)