Find the Axis of Symmetry of the Parabola Defined by the Given

Multiple Choice

Find the axis of symmetry of the parabola defined by the given quadratic function.
- $$f ( x ) = ( x + 4 ) ^ { 2 } + 7$$

A) $\mathrm { y } = - 7$
B) $y = 7$
C) $x = 4$
D) $x = - 4$