If A is an acute angle, the simplified fonn of
$$\frac{\cos(\pi - A). \cot \left(\frac{\pi}{2} + A\right)\cos(-A)}{\tan(\pi + A)\tan \left(\frac{3 \pi}{2} + A\right)\sin(2 \pi - A)}$$ is:

A

$$\cos^2 A$$

B

$$\sin A$$

C

$$\sin^2 A$$

D

$$\cos A$$