Find the Foci of the Ellipse $$9 x ^ { 2 } + 25 y ^ { 2 } = 225$$

Multiple Choice

Find the foci of the ellipse.
- $$9 x ^ { 2 } + 25 y ^ { 2 } = 225$$

A) $( 0 , \pm 4 )$
B) $( \pm 5,0 )$
C) $( \pm 9,0 )$
D) $( \pm 4,0 )$