Value of ∫ Cos2 (x) Sin2 (x)dx.

• A. \(\frac{1}{8} [x-\frac{Cos(2x)}{2}]\)
• B. \(\frac{1}{4} [x-\frac{Cos(2x)}{2}]\)
• C. \(\frac{1}{8} [x-\frac{Sin(2x)}{2}]\)
• D. \(\frac{1}{4} [x-\frac{Sin(2x)}{2}]\)