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.
- $$f ( x ) = 3 ( x + 7 ) ^ { 2 } ( x - 7 ) ^ { 3 }$$

A) 4 (multiplicity 1) , 7 (multiplicity 1) , $- 7$ (multiplicity 1 )
B) $- 7$ (multiplicity 2) , 7 (multiplicity 3 )
C) $- 7$ (multiplicity 3) , 7 (multiplicity 2)
D) 4 (multiplicity 1) , $- 7$ (multiplicity 3) , 7 (multiplicity 3)