Factor Out the Greatest Common Factor $30 t ^ { 2 } u + 12 t u ^ { 2 } + 24 t u$

Multiple Choice

Factor out the greatest common factor. $30 t ^ { 2 } u + 12 t u ^ { 2 } + 24 t u$

A) $6 t u ( 5 t + 2 u + 4 )$
B) $3 t u ( 10 t + 4 u + 8 )$
C) $6 \mathrm { t } \left( 5 \mathrm { tu } + 2 u ^ { 2 } + 4 \right)$
D) $2 t u ( 15 t + 6 u + 12 )$