Factor Out the Largest Possible Common Factor $16 m ^ { 9 } - 16 m ^ { 4 } - 28 m ^ { 2 }$

Multiple Choice

Factor out the largest possible common factor.
- $16 m ^ { 9 } - 16 m ^ { 4 } - 28 m ^ { 2 }$

A) $4 m ^ { 2 } \left( 4 m ^ { 7 } - 4 m ^ { 2 } - 7 \right)$
B) $m ^ { 2 } \left( 16 m ^ { 7 } - 16 m ^ { 2 } - 28 \right)$
C) $4 \left( 4 m ^ { 9 } - 4 m ^ { 4 } - 7 m ^ { 2 } \right)$
D) No common factor