A.\(\cos x + {\sin ^2}x - \dfrac{{{{\sin }^3}x}}{3} - \dfrac{{{{\cos }^4}x}}{4} + C\)
B.\(\sin x + \dfrac{{{{\sin }^2}x}}{2} - \dfrac{{{{\sin }^3}x}}{3} - \dfrac{{{{\cos }^4}x}}{4} + C\)
C.\( - \dfrac{{{{\sin }^4}x}}{4} - \dfrac{{{{\sin }^3}x}}{3} + \dfrac{{{{\cos }^2}x}}{2} + \sin x + C\)
D.\( - \dfrac{{{{\sin }^4}x}}{4} - \dfrac{{{{\sin }^3}x}}{3} + \dfrac{{{{\cos }^2}x}}{2} - \sin x + C\)