Describe the Ellipse Which Is the Graph of the Equation $\frac { x ^ { 2 } } { 16 } + \frac { y ^ { 2 } } { 9 } = 1$

Describe the ellipse which is the graph of the equation $\frac { x ^ { 2 } } { 16 } + \frac { y ^ { 2 } } { 9 } = 1$ .

A) vertical; vertices: $( 0,3 ) , ( 0 , - 3 )$
B) horizontal; vertices: $( 16,0 ) , ( - 16,0 )$
C) vertical; vertices: $( 0,9 ) , ( 0,9 )$
D) horizontal; vertices: $( 4,0 ) , ( - 4,0 )$