Factor Out the Greatest Common Factor $60 m^{9}+108 m^{4}+84 m^{2}$ A) No Common Factor
B)

Multiple Choice

Factor out the greatest common factor.
- $60 m^{9}+108 m^{4}+84 m^{2}$

A) No common factor
B) $12\left(5 m^{9}+9 m^{4}+7 m^{2}\right)$
C) $m^{2}\left(60 m^{7}+108 m^{2}+84\right)$
D) $12 m^{2}\left(5 m^{7}+9 m^{2}+7\right)$