Describe the Ellipse Which Is the Graph of the Equation $\frac { ( x - 1 ) ^ { 2 } } { 9 } + \frac { ( y + 6 ) ^ { 2 } } { 4 } =1$

Multiple Choice

Describe the ellipse which is the graph of the equation $\frac { ( x - 1 ) ^ { 2 } } { 9 } + \frac { ( y + 6 ) ^ { 2 } } { 4 } =1$ .

A) center: $( 1 , - 6 )$ ; vertices: $( - 2 , - 6 )$ , $( 4 , - 6 )$
B) center: $( - 1,6 )$ ; vertices: $( - 3,6 )$ , $( 2,6 )$
C) center: $( 1 , - 6 )$ ; vertices: $( 3,0 )$ , $( - 3,0 )$
D) center: $( 1 , - 6 )$ ; vertices: $( 0,2 )$ , $( 0 , - 2 )$