The angle between the tangent drawn from the point $(1,4)$ to the parabola $y^2=4x$ is

Question

$\begin{array}{1 1}(A)\;\frac{\pi}{2} \\(B)\;\frac{\pi}{3} \\(C)\;\frac{\pi}{4} \\(D)\;\frac{\pi}{6} \end{array}$