Find an Equation for the Ellipse Described $\frac { x ^ { 2 } } { 64 } + \frac { y ^ { 2 } } { 16 } = 1$

Multiple Choice

Find an equation for the ellipse described.
-Center (0, 0) ; major axis horizontal with length 8; length of minor axis is 4

A) $\frac { x ^ { 2 } } { 64 } + \frac { y ^ { 2 } } { 16 } = 1$
B) $\frac { x ^ { 2 } } { 4 } + \frac { y ^ { 2 } } { 16 } = 1$
C) $\frac { x ^ { 2 } } { 16 } + \frac { y ^ { 2 } } { 4 } = 1$
D) $\frac { x ^ { 2 } } { 8 } + \frac { y ^ { 2 } } { 4 } = 1$