Which of the Following Is Not a Correct Answer When $A=\frac{1}{2} h(b+B)$

Which of the following is not a correct answer when the formula $A=\frac{1}{2} h(b+B)$ is solved for $b$ ?

A) $\frac{2 \mathrm{~A}-\mathrm{B}}{\mathrm{h}}$

B) $\frac{2 \mathrm{~A}-\mathrm{Bh}}{\mathrm{h}}$

C) $\frac{2 \mathrm{~A}}{\mathrm{~h}}-\mathrm{B}$

D) $\frac{A-\frac{1}{2} B h}{\frac{1}{2} h}$