Solve the Problem $C^{\prime}(x)=18 x-5$ And the Fixed Cost Is $\$ 3$

Multiple Choice

Solve the problem.
-Find the cost function if the marginal cost function is $C^{\prime}(x) =18 x-5$ and the fixed cost is $\$ 3$ .

A) $C(x) =18 x^{2}-5 x+2$
B) $C(x) =9 x^{2}-5 x+2$
C) $C(x) =18 x^{2}-5 x+3$
D) $C(x) =9 x^{2}-5 x+3$