$\begin {array} {1 1} (A)\;\large\frac{x^2}{39}+\large\frac{y^2}{25}=1 \\ (B)\;\large\frac{x^2}{39}-\large\frac{y^2}{25}=1 \\ (C)\;\large\frac{x^2}{25}+\large\frac{y^2}{39}=1 \\ (D)\;\large\frac{x^2}{25}-\large\frac{y^2}{39}=1 \end {array}$