For the Quadratic Function, Tell Whether the Graph Opens Up $f(x)=x^{2}$

Multiple Choice

For the quadratic function, tell whether the graph opens up or down and whether the graph is wider, narrower, or the same shape as the graph of $f(x) =x^{2}$ .
- $f(x) =\frac{1}{8} x^{2}-9$

A) Up; narrower
B) Down; narrower
C) Down; wider
D) Up; wider