$\sin \theta$ and $\cos\theta$ are roots of equation $ax^2+bx+c=0$ then,

Question

$\begin{array}{1 1}(A)\;a^2-b^2+2ac=0&(B)\;a^2-b^2-2ac=0\\(C)\;a^2+b^2-2ac=0&(D)\;a^2+b^2+2ac=0\end{array} $