Factor Out the Greatest Common Factor $16 m^{2}-19 r^{3}$ A) No Common Factor
B)

Multiple Choice

Factor out the greatest common factor.
- $16 m^{2}-19 r^{3}$

A) No common factor
B) $3\left(5 m^{2}-6 r^{3}\right)$
C) $\mathrm{m}^{2}(16-19 \mathrm{~m})$
D) $2\left(8 m^{2}+9 r^{3}\right)$