Find the Zeros of the Polynomial Function and State the Multiplicity

Multiple Choice

Find the zeros of the polynomial function and state the multiplicity of each.
- $$f ( x ) = \left( x ^ { 2 } + 12 x + 32 \right) ^ { 2 }$$

A) $- 2$ (multiplicity 4)
B) 8 (multiplicity 2) , 4 (multiplicity 2 )
C) $- 4$ (multiplicity 2 ) , $- 8$ (multiplicity 2 )
D) 2 (multiplicity 2) , $- 2$ (multiplicity 2 )