Find an Equation for the Ellipse Described $( \pm 2,0 ) ; \quad x$

Multiple Choice

Find an equation for the ellipse described.
-Foci at $( \pm 2,0 ) ; \quad x$ -intercepts are $\pm 7$

A) $\frac { x ^ { 2 } } { 45 } + \frac { y ^ { 2 } } { 49 } = 1$
B) $\frac { x ^ { 2 } } { 4 } + \frac { y ^ { 2 } } { 49 } = 1$
C) $\frac { x ^ { 2 } } { 4 } + \frac { y ^ { 2 } } { 45 } = 1$
D) $\frac { x ^ { 2 } } { 49 } + \frac { y ^ { 2 } } { 45 } = 1$