In a circle of diameter 50cm,the length of a chord is 25cm.Find the length of the minor arc of the chord

Question

$\begin{array}{1 1}(A)\;\large\frac{20\pi}{3}\normalsize cm\\(B)\;\large\frac{19\pi}{3}\normalsize cm\\(C)\;\large\frac{24\pi}{3}\normalsize cm\\(D)\;\large\frac{25\pi}{3}\normalsize cm\end{array}$